Add office photos
Engaged Employer

Hewlett Packard Enterprise

4.2
based on 3.8k Reviews
Video summary
Proud winner of ABECA 2024 - AmbitionBox Employee Choice Awards
Filter interviews by

100+ Transrail Lighting Interview Questions and Answers

Updated 11 Jan 2025
Popular Designations

Q1. Find the Duplicate Number Problem Statement

Given an integer array 'ARR' of size 'N' containing numbers from 0 to (N - 2). Each number appears at least once, and there is one number that appears twice. Your tas...read more

Ans.

Find the duplicate number in an array of integers from 0 to N-2.

  • Iterate through the array and keep track of the frequency of each number using a hashmap.

  • Return the number with a frequency greater than 1 as the duplicate number.

  • Alternatively, use Floyd's Tortoise and Hare algorithm to find the duplicate number in O(N) time and O(1) space.

View 1 answer

Q2. Count Set Bits Problem Statement

Given a positive integer N, compute the total number of '1's in the binary representation of all numbers from 1 to N. Return this count modulo 1e9+7 because the result can be ve...read more

Ans.

Count the total number of set bits in the binary representation of numbers from 1 to N modulo 1e9+7.

  • Iterate through numbers from 1 to N and count the set bits in their binary representation

  • Use bitwise operations to count the set bits efficiently

  • Return the count modulo 1e9+7 for each test case

Add your answer

Q3. Count Inversions Problem Statement

Given an integer array ARR of size N, your task is to find the total number of inversions that exist in the array.

An inversion is defined for a pair of integers in the array ...read more

Ans.

Count the total number of inversions in an integer array.

  • Iterate through the array and for each pair of elements, check if the conditions for inversion are met.

  • Use a nested loop to compare each pair of elements efficiently.

  • Keep a count of the inversions found and return the total count at the end.

Add your answer

Q4. Find a Node in Linked List

Given a singly linked list of integers, your task is to implement a function that returns the index/position of an integer value 'N' if it exists in the linked list. Return -1 if the ...read more

Ans.

Implement a function to find the index of a given integer in a singly linked list.

  • Traverse the linked list while keeping track of the index of each element.

  • Compare each element with the target integer 'N'.

  • Return the index if the element is found, otherwise return -1.

  • Handle cases where the target integer is not found in the linked list.

Add your answer
Discover Transrail Lighting interview dos and don'ts from real experiences

Q5. Remove Occurrences of Character from String

Given a string str and a character X, write a function to remove all occurrences of X from the string.

If the character X does not exist in the input string, the stri...read more

Ans.

Create a function to remove all occurrences of a given character from a string.

  • Iterate through the string and build a new string excluding the specified character.

  • Use string manipulation functions to achieve the desired result.

  • Handle the case where the character does not exist in the string.

  • Return the modified string as the output.

Add your answer

Q6. Remove Character from String Problem Statement

Given a string str and a character 'X', develop a function to eliminate all instances of 'X' from str and return the resulting string.

Input:

The first line contai...read more
Ans.

Develop a function to remove all instances of a given character from a string.

  • Iterate through the string and only add characters that are not equal to the given character to a new string.

  • Return the new string as the result.

  • Handle edge cases like empty string or character not found in the string.

  • Example: Input 'hello world' and 'o', output 'hell wrld'.

Add your answer
Are these interview questions helpful?

Q7. Character Frequency Problem Statement

You are given a string 'S' of length 'N'. Your task is to find the frequency of each character from 'a' to 'z' in the string.

Example:

Input:
S : abcdg
Output:
1 1 1 1 0 0 ...read more
Ans.

The task is to find the frequency of each character from 'a' to 'z' in a given string.

  • Create an array of size 26 to store the frequency of each character from 'a' to 'z'.

  • Iterate through the given string and increment the count of each character in the array.

  • Print the array of frequencies as the output for each test case.

Add your answer

Q8. Middle of a Linked List

You are given the head node of a singly linked list. Your task is to return a pointer pointing to the middle of the linked list.

If there is an odd number of elements, return the middle ...read more

Ans.

Return the middle element of a singly linked list, or the one farther from the head node in case of even number of elements.

  • Traverse the linked list with two pointers, one moving twice as fast as the other

  • When the fast pointer reaches the end, the slow pointer will be at the middle

  • Return the element pointed to by the slow pointer

Add your answer
Share interview questions and help millions of jobseekers 🌟

Q9. Merge Sort Problem Statement

You are given a sequence of numbers, ARR. Your task is to return a sorted sequence of ARR in non-descending order using the Merge Sort algorithm.

Explanation:

The Merge Sort algorit...read more

Add your answer

Q10. Subarray With Given Sum Problem Statement

Given an array ARR of N integers and an integer S, determine if there exists a contiguous subarray within the array with a sum equal to S. If such a subarray exists, re...read more

Ans.

Given an array of integers, find a contiguous subarray with a given sum.

  • Iterate through the array while keeping track of the current sum and start index.

  • Use a hashmap to store the sum and its corresponding index.

  • If the current sum - target sum exists in the hashmap, return the indices.

  • Handle edge cases like when the target sum is 0 or when no subarray is found.

Add your answer

Q11. Maximum Subarray Sum Problem Statement

Given an array arr of length N consisting of integers, find the sum of the subarray (including empty subarray) with the maximum sum among all subarrays.

Explanation:

A sub...read more

Ans.

Find the sum of the subarray with the maximum sum among all subarrays in a given array.

  • Iterate through the array and keep track of the maximum sum subarray seen so far.

  • Use Kadane's algorithm to efficiently find the maximum subarray sum.

  • Handle cases where all elements are negative or array is empty.

  • Example: For input arr = [-2, 1, -3, 4, -1], the maximum subarray sum is 4.

Add your answer

Q12. Intersection of Linked List Problem

You are provided with two singly linked lists containing integers, where both lists converge at some node belonging to a third linked list.

Your task is to determine the data...read more

Ans.

Find the node where two linked lists merge, return -1 if no merging occurs.

  • Traverse both lists to find their lengths and the difference in lengths

  • Move the pointer of the longer list by the difference in lengths

  • Traverse both lists simultaneously until they meet at the merging point

Add your answer

Q13. 1) Qn on multithreading, execute 2threads to show concurrent modification & to solve it using synchronise or other options. 2) Detailed qns on collections & how it supports concurrency. 3) Singleton pattern to...

read more
Add your answer

Q14. Mirror Image of Triangle Pattern

Ninja's younger sister has to print a specific pattern of integers for a given number of rows, N. She finds it challenging to handle different rows for each N. Ninja wants to as...read more

Add your answer

Q15. Smallest Number with Given Digit Product

Given a positive integer 'N', find and return the smallest number 'M', such that the product of all the digits in 'M' is equal to 'N'. If such an 'M' is not possible or ...read more

Ans.

Find the smallest number whose digits multiply to a given number N.

  • Iterate through possible digits to form the smallest number with product equal to N

  • Use a priority queue to keep track of the smallest possible number

  • Check constraints to ensure the number fits in a 32-bit signed integer

Add your answer
Q16. Can you explain the concepts of method overloading and method overriding in object-oriented programming?
Ans.

Method overloading is having multiple methods in the same class with the same name but different parameters. Method overriding is redefining a method in a subclass with the same signature as in the superclass.

  • Method overloading allows multiple methods with the same name but different parameters in the same class.

  • Method overriding involves redefining a method in a subclass with the same signature as in the superclass.

  • Method overloading is resolved at compile time based on the ...read more

Add your answer

Q17. How well can you adapt when there is a change in technology used for a project? Explain your learning initiatives and processes that can be undertaken to ensure the knowledge transfer is done smoothly as expect...

read more
Ans.

I am highly adaptable to changes in technology and have a structured learning process to ensure smooth knowledge transfer.

  • I stay up-to-date with the latest technology trends and advancements

  • I am open to learning new technologies and tools

  • I have a structured learning process that involves researching, reading documentation, and practicing

  • I collaborate with team members to share knowledge and learn from each other

  • I attend conferences and workshops to learn about new technologie...read more

Add your answer

Q18. 1) Case scenario with microservices. 2) Use of elastic search & kafka to stream events & to publish them. 3) Difference in use case of Kafka & RabbitMq 4) Use of a design pattern (Builder) to selectively publis...

read more
Add your answer
Q19. Can you explain the difference between static and dynamic linking in operating systems?
Ans.

Static linking includes all library modules in the executable file, while dynamic linking loads libraries at runtime.

  • Static linking includes all library modules in the executable file, increasing its size.

  • Dynamic linking loads libraries at runtime, reducing the size of the executable file.

  • Static linking results in faster startup time, while dynamic linking allows for easier updates to libraries.

  • Examples of static linking include linking libraries during compilation, while dyn...read more

Add your answer
Q20. What is the difference between inline functions and macros in C++?
Ans.

Inline functions are actual functions while macros are preprocessor directives in C++.

  • Inline functions are actual functions defined with the 'inline' keyword, while macros are preprocessor directives that are replaced before compilation.

  • Inline functions provide type checking and scope resolution, while macros do not.

  • Inline functions can have multiple lines of code and can access variables in the scope they are called from, while macros are limited to a single line and do not ...read more

Add your answer

Q21. SDLC/STLC lifecycle explain. What do you understand by Agile development.Some theory concept of Software Testing subject.

Ans.

SDLC/STLC are software development/testing lifecycles. Agile is a development methodology focused on iterative and incremental development.

  • SDLC (Software Development Life Cycle) is a process used to design, develop, and test software. It includes phases like planning, analysis, design, implementation, and maintenance.

  • STLC (Software Testing Life Cycle) is a process used to test software. It includes phases like test planning, test design, test execution, and test closure.

  • Agile...read more

Add your answer
Q22. What is the main difference between UNION and UNION ALL?
Ans.

UNION combines and removes duplicate rows, UNION ALL combines without removing duplicates.

  • UNION combines the result sets of two or more SELECT statements into a single result set

  • UNION removes duplicate rows from the result set

  • UNION ALL combines the result sets without removing duplicates

  • UNION is slower than UNION ALL as it requires additional processing to remove duplicates

  • Use UNION when you want to combine and remove duplicates, use UNION ALL when you want to combine without...read more

Add your answer
Q23. Can you explain the concepts of multitasking and multiprogramming?
Ans.

Multitasking involves executing multiple tasks simultaneously, while multiprogramming involves running multiple programs on a single processor.

  • Multitasking allows multiple tasks to run concurrently on a single processor, switching between them quickly.

  • Multiprogramming involves loading multiple programs into memory and executing them concurrently, utilizing idle CPU time efficiently.

  • Examples of multitasking include running multiple applications on a computer at the same time, ...read more

Add your answer
Q24. What is the difference between a process and a program?
Ans.

A process is an executing instance of a program, while a program is a set of instructions stored in the computer's memory.

  • A program is a static set of instructions stored on disk, while a process is a dynamic instance of those instructions being executed in memory.

  • Multiple processes can be running the same program simultaneously, each with its own memory space and resources.

  • Processes have their own unique process ID (PID) and can communicate with each other through inter-proc...read more

Add your answer

Q25. How will you select a particular hardware / vendor for a system

Ans.

Hardware selection depends on system requirements, vendor reputation, and cost.

  • Identify system requirements and ensure hardware compatibility

  • Research vendor reputation and reliability

  • Consider cost and budget constraints

  • Evaluate vendor support and maintenance options

  • Compare hardware specifications and features

  • Consider future scalability and upgrade options

Add your answer
Q26. What do you mean by virtual functions in C++?
Ans.

Virtual functions in C++ allow a function to be overridden in a derived class, enabling polymorphic behavior.

  • Virtual functions are declared in a base class with the 'virtual' keyword.

  • They are overridden in derived classes to provide specific implementations.

  • They enable polymorphism, allowing objects of different derived classes to be treated as objects of the base class.

  • Example: class Animal { virtual void makeSound() { cout << 'Animal sound'; } }; class Dog : public Animal {...read more

Add your answer

Q27. ANSIBLE OR SHELL SCRIPT. WHICH ONE IS BEST WHEN YOU DO A TASK ON MULTIPLE SERVERS? TELL ME WHY IT IS BEST?

Ans.

Ansible is best for tasks on multiple servers due to its automation and scalability.

  • Ansible allows for automation of tasks across multiple servers, reducing manual effort and potential errors.

  • Ansible is scalable, allowing for easy management of large server environments.

  • Shell scripts can be useful for simple tasks on a few servers, but become cumbersome and error-prone on larger scales.

  • Ansible also provides better logging and reporting capabilities compared to shell scripts.

  • E...read more

Add your answer

Q28. WHAT IF WE'LL HAVE AN ISSUE WITH SOME MODULE WHILE DOING PATCHING? WILL YOU CONTINUE PATCH OR RESOLVE THAT ISSUE BEFORE MOVING ON TO PATCH PROCESS?

Ans.

I would resolve the issue before continuing with patching.

  • Stopping the patching process and resolving the issue would prevent any further complications or errors.

  • Continuing with patching could potentially cause more issues or make the existing issue worse.

  • Once the issue is resolved, I would then resume the patching process.

  • It's important to prioritize resolving the issue before continuing with any other tasks.

Add your answer

Q29. how to deal with blue screen issue

Ans.

To deal with a blue screen issue, start by identifying the cause and then troubleshoot accordingly.

  • Check for recently installed hardware or software

  • Update drivers and operating system

  • Scan for malware or viruses

  • Check hardware components for issues

  • Perform system restore or reinstall operating system if necessary

Add your answer

Q30. Please brief me about the ITIL framework and how it helps in the application management practices.

Ans.

ITIL is a framework for IT service management that helps in application management practices.

  • ITIL stands for Information Technology Infrastructure Library.

  • It provides a set of best practices for IT service management.

  • ITIL helps in improving the quality of IT services and reducing costs.

  • It includes processes for incident management, problem management, change management, and more.

  • ITIL helps in aligning IT services with business needs.

  • In application management, ITIL helps in en...read more

Add your answer

Q31. Benefit of raid 10 &amp; what is raid , how many mini mum disk requird for raid 5

Ans.

RAID is a data storage technology that combines multiple disks into a single logical unit for data redundancy and performance improvement.

  • RAID 10 provides both data redundancy and performance improvement by mirroring two sets of disks and striping them together.

  • RAID 5 requires a minimum of three disks and provides data redundancy by distributing parity information across all disks.

  • RAID 10 is more expensive but provides better performance and reliability than RAID 5.

  • RAID 5 is ...read more

Add your answer

Q32. How a mobile device connects to a network and the process invoved in it.

Ans.

A mobile device connects to a network through wireless communication protocols like Wi-Fi, Bluetooth, or cellular data.

  • Mobile device scans for available networks

  • User selects a network and enters password if required

  • Device sends a connection request to the network

  • Network authenticates the device and assigns an IP address

  • Device is now connected to the network and can access the internet

Add your answer

Q33. How to copy slice element and reflect the new changes done in original slice to new slice

Ans.

Use copy() function to create a new slice and reflect changes in original slice to the new slice.

  • Use the copy() function to create a new slice with the same length as the original slice.

  • Make changes to the original slice.

  • The changes made to the original slice will automatically reflect in the new slice as well.

Add your answer

Q34. What kind of dashboard have you prepared Explain the base of your report Do you have experience in Data Modelling Can you create and "Sumifs" formula in excel Have you ever created a Business Mindmap and Roadma...

read more
Ans.

Yes, I have prepared a variety of dashboards including sales, financial, and operational dashboards.

  • I have prepared sales dashboards to track monthly revenue, customer acquisition, and sales performance.

  • I have created financial dashboards to monitor budget vs actual expenses, cash flow, and profitability.

  • I have developed operational dashboards to analyze production efficiency, inventory levels, and supply chain performance.

  • I can provide specific examples and discuss the key m...read more

Add your answer
Q35. What is the difference between a process and a thread?
Ans.

A process is an instance of a program, while a thread is a unit of execution within a process.

  • A process has its own memory space, while threads share the same memory space.

  • Processes are independent and isolated, while threads can communicate and share resources.

  • Creating a new process is more resource-intensive than creating a new thread.

  • Processes have their own program counter, while threads share the same program counter.

  • Examples: Running multiple instances of a web browser ...read more

Add your answer

Q36. What do you mean by BSOD? How will you resolve it?

Ans.

BSOD stands for Blue Screen of Death. It is a Windows operating system error screen that appears when a system error occurs.

  • BSOD is a stop error screen that appears when the Windows operating system encounters a critical error that it cannot recover from.

  • To resolve a BSOD, you can try restarting the computer, checking for hardware or software issues, updating drivers, running system diagnostics, or restoring the system to a previous state.

  • Examples of BSOD errors include DRIVE...read more

Add your answer

Q37. What is Incident and how it is created

Ans.

An incident is an unplanned interruption or reduction in quality of an IT service. It is created when an event is detected or reported.

  • An incident is an event that disrupts or has the potential to disrupt normal IT operations.

  • It can be created when an event is detected by monitoring systems or reported by users.

  • Incidents can range from minor issues like software crashes to major outages.

  • They are typically logged in an incident management system for tracking and resolution.

  • Exa...read more

View 1 answer

Q38. What is difference between switch and bus?

Ans.

Switch connects devices in a network and forwards data to specific devices, while bus connects multiple devices in a linear fashion sharing the same communication channel.

  • Switch operates at data link layer of OSI model, while bus operates at physical layer.

  • Switch allows devices to communicate directly with each other, while bus requires devices to share the same communication channel.

  • Examples of switches include Ethernet switches, while examples of buses include Ethernet bus ...read more

Add your answer

Q39. What are all Java 8 features and explain the one which we have used in our project

Ans.

Java 8 features include lambda expressions, functional interfaces, streams, and more.

  • Lambda expressions allow concise syntax for defining anonymous functions.

  • Functional interfaces can have only one abstract method and are used for lambda expressions.

  • Streams provide a way to process collections of objects in a functional style.

  • Optional class helps to avoid NullPointerException by wrapping a value that may be null.

Add your answer

Q40. what is black screen of death

Ans.

The black screen of death refers to a computer or device screen that remains black and unresponsive.

  • It is similar to the blue screen of death (BSOD) in Windows systems.

  • It can occur due to various reasons such as hardware or software issues.

  • Common causes include graphics card problems, driver conflicts, or system crashes.

  • It can be resolved by troubleshooting hardware components, updating drivers, or performing system repairs.

  • Examples: Black screen on startup, black screen afte...read more

Add your answer

Q41. Troubleshooting steps based on real time scenarios

Ans.

Troubleshooting steps for real-time scenarios

  • Identify the issue by gathering information from the user

  • Isolate the problem by testing different components

  • Implement a solution based on the root cause analysis

  • Verify the solution by testing the system again

  • Document the troubleshooting steps for future reference

Add your answer

Q42. 2. What is soft constraints and what is hard constraints?

Add your answer
Q43. What is a linker error in C++?
Ans.

A linker error in C++ occurs when the linker is unable to resolve references to functions or variables during the linking phase of compilation.

  • Linker errors occur when there are missing definitions for functions or variables that are referenced in the code.

  • Common causes of linker errors include forgetting to define a function that is declared, or not including the necessary library or object files.

  • Example: If a function 'foo()' is declared in a header file but not defined in ...read more

Add your answer

Q44. what happens when you enter google.com in the web browser?

Ans.

When you enter google.com in the web browser, the browser sends a request to Google's servers, which then respond with the Google homepage.

  • Browser sends a request to DNS server to resolve the domain name 'google.com' to an IP address

  • Browser then sends a request to the IP address associated with 'google.com'

  • Google's servers respond with the HTML content of the Google homepage

  • Browser renders the HTML content and displays the Google homepage

Add your answer

Q45. How to share data one pc to another pc and how many types.

Ans.

Data can be shared between PCs using various methods such as network sharing, cloud storage, USB drives, and email.

  • Network sharing: Using a local network to transfer files between PCs.

  • Cloud storage: Uploading files to a cloud service like Google Drive or Dropbox and downloading them on another PC.

  • USB drives: Copying files onto a USB drive and physically transferring it to another PC.

  • Email: Attaching files to an email and sending them to another PC.

Add your answer

Q46. Write code to implement OOps concepts in Python.

Ans.

Implementing OOPs concepts in Python using code examples.

  • Create classes and objects to represent real-world entities

  • Use inheritance to create a hierarchy of classes

  • Encapsulate data and behavior within classes

  • Implement polymorphism by overriding methods

  • Use abstraction to hide implementation details

Add your answer

Q47. flexibility with rotational shifts

Ans.

Flexibility with rotational shifts is essential for a Technical Support Engineer.

  • Demonstrate your willingness to work different shifts, including nights and weekends.

  • Highlight your ability to adapt to changing schedules and prioritize tasks accordingly.

  • Provide examples of times when you successfully managed rotational shifts in previous roles.

  • Emphasize your commitment to maintaining a high level of customer service regardless of the shift.

  • Discuss any strategies you have for m...read more

View 1 answer

Q48. Print all the possible subsets from a given slice of integers

Ans.

Print all possible subsets from a given slice of integers

  • Use recursion to generate all possible subsets

  • For each element in the slice, include or exclude it in the subset

  • Keep track of the current subset being generated

Add your answer

Q49. How many types of log available in hp server

Ans.

There are multiple types of logs available in HP servers.

  • System Event Log (SEL)

  • Integrated Management Log (IML)

  • Integrated Lights-Out (iLO) Event Log

  • Windows Event Logs

  • Linux System Logs

Add your answer

Q50. What experience do I have with certain type of servers and operating systems

Ans.

I have experience with various servers and operating systems.

  • I have worked with Windows Server 2016 and 2019.

  • I am familiar with Linux distributions such as Ubuntu and CentOS.

  • I have experience with virtualization technologies like VMware and Hyper-V.

  • I have worked with cloud platforms like AWS and Azure.

  • I have knowledge of server administration and troubleshooting.

Add your answer

Q51. CICD tools which we have used explain in high level

Ans.

CICD tools automate the process of building, testing, and deploying code changes.

  • Popular CICD tools include Jenkins, GitLab CI/CD, CircleCI, and Travis CI

  • These tools help in automating the software development lifecycle

  • They enable continuous integration, continuous delivery, and continuous deployment

  • CICD tools help in improving code quality, reducing manual errors, and increasing development speed

Add your answer

Q52. Why golang is best compared to other languages

Ans.

GoLang is best for its simplicity, efficiency, concurrency support, and strong community backing.

  • Efficient performance due to compiled nature and garbage collection

  • Concurrency support with goroutines and channels

  • Strong standard library with built-in support for networking, encoding, and more

  • Simple and clean syntax that promotes readability and maintainability

  • Growing community and ecosystem with popular frameworks like Gin and Echo

Add your answer

Q53. What is communication skills conflict management skills

Ans.

Communication skills involve effectively conveying information, while conflict management skills involve resolving disputes and maintaining relationships.

  • Communication skills involve active listening, clear articulation, and empathy.

  • Conflict management skills involve staying calm, understanding different perspectives, and finding mutually beneficial solutions.

  • Example: Using active listening to understand a customer's concerns and then finding a compromise to address them.

  • Exam...read more

Add your answer

Q54. How you will patch specific db components to reduce downtime?

Ans.

To patch specific db components to reduce downtime, follow these steps:

  • Identify the specific components that need to be patched

  • Plan the patching process during a scheduled maintenance window

  • Backup the database before applying patches

  • Apply patches to the specific components one by one

  • Test the patched components to ensure they are functioning correctly

  • Monitor the database for any issues post-patching

Add your answer

Q55. How to improve the csat for the detractors customer.

Ans.

To improve CSAT for detractors, focus on addressing their specific concerns and providing personalized solutions.

  • Identify the root cause of their dissatisfaction through surveys or feedback forms.

  • Offer personalized solutions or discounts to address their specific issues.

  • Provide exceptional customer service to win back their trust and loyalty.

  • Follow up with detractors after resolving their issues to ensure satisfaction.

  • Implement a customer loyalty program to incentivize repeat...read more

Add your answer
Q56. What are the advantages of using views in a database management system?
Ans.

Views provide a virtual representation of data, offering advantages such as simplifying complex queries, enhancing security, and improving performance.

  • Views simplify complex queries by predefining commonly used joins, filters, and aggregations.

  • Views enhance security by allowing users to access only specific columns or rows of a table.

  • Views improve performance by storing the results of complex queries, reducing the need for repetitive calculations.

  • Views can be used to hide sen...read more

Add your answer

Q57. What's is cartridge and what is use

Ans.

A cartridge is a container holding a consumable material, such as ink or toner, used in printers or electronic devices.

  • Cartridges are commonly used in printers to hold ink or toner for printing documents.

  • They can also be used in electronic devices like gaming consoles to hold game data or memory.

  • Cartridges are easily replaceable and come in various sizes and types depending on the device they are used in.

Add your answer

Q58. How we can reduce cost by applying clustering algorithms ?

Ans.

Clustering algorithms can reduce cost by optimizing resource allocation and improving efficiency.

  • Identify patterns in data to optimize resource allocation

  • Reduce redundancy by grouping similar data points together

  • Improve efficiency by streamlining processes based on cluster analysis

  • Examples: Using k-means clustering to optimize server allocation in a data center, grouping similar customer profiles for targeted marketing campaigns

Add your answer

Q59. What is a driver? What is an OS?

Ans.

A driver is a software component that allows the operating system to communicate with hardware devices. An OS (Operating System) is the software that manages computer hardware and software resources.

  • A driver is a program that enables communication between the operating system and hardware devices.

  • Drivers are essential for the proper functioning of hardware components such as printers, graphics cards, and network adapters.

  • An operating system (OS) is the software that manages c...read more

Add your answer

Q60. Difference between Microprocessor and Micro-controller

Ans.

Microprocessor is a CPU on a single chip while Micro-controller is a CPU with integrated memory and peripherals.

  • Microprocessor is used in general-purpose computing while Micro-controller is used in embedded systems.

  • Microprocessor requires external memory and peripherals while Micro-controller has them integrated.

  • Examples of Microprocessors are Intel Pentium, AMD Ryzen while examples of Micro-controllers are Arduino, Raspberry Pi.

  • Microprocessors are more powerful and expensive...read more

Add your answer

Q61. what is diffrent between linear and logestic regression

Ans.

Linear regression is used for predicting continuous values, while logistic regression is used for predicting binary outcomes.

  • Linear regression is used when the dependent variable is continuous and has a linear relationship with the independent variable.

  • Logistic regression is used when the dependent variable is binary or categorical and the relationship between the independent variables and the outcome is non-linear.

  • Linear regression predicts the value of a continuous outcome ...read more

Add your answer
Q62. What is the ARP protocol?
Ans.

ARP stands for Address Resolution Protocol, used to map IP addresses to MAC addresses in a local network.

  • ARP is used to find the MAC address of a device based on its IP address

  • It operates at the data link layer of the OSI model

  • ARP requests are broadcasted to all devices on the local network

  • Example: When a device wants to communicate with another device on the same network, it uses ARP to find the MAC address of the destination device

Add your answer

Q63. Explain RAIDS and with examples?

Ans.

RAIDS stands for Risks, Assumptions, Issues, Dependencies, and Solutions. It is a project management tool used to identify and manage potential risks and challenges.

  • Risks: Potential events that could have a negative impact on the project.

  • Assumptions: Factors that are considered to be true, but may change.

  • Issues: Current problems or challenges that need to be addressed.

  • Dependencies: Tasks or resources that are reliant on other tasks or resources.

  • Solutions: Strategies to mitiga...read more

Add your answer

Q64. How do you use docker and kubernetes in your project

Ans.

I use Docker for containerization and Kubernetes for orchestration in my project.

  • I use Docker to create lightweight, portable containers for my applications.

  • I use Kubernetes to automate deployment, scaling, and management of these containers.

  • I define my application's infrastructure and dependencies in Dockerfiles and Kubernetes manifests.

  • I use Kubernetes features like pods, services, and deployments to ensure high availability and scalability.

Add your answer

Q65. Difference between HTTP and HTTP2, and the real-time use cases for the HTTP2 advantages

Ans.

HTTP2 is an updated version of HTTP with improved performance and multiplexing capabilities.

  • HTTP2 uses binary instead of text format for faster data transfer

  • HTTP2 allows for multiplexing, which means multiple requests can be sent and received at the same time

  • HTTP2 supports server push, where the server can send resources to the client before they are requested

  • Real-time use cases for HTTP2 include faster website loading times, improved streaming quality, and better handling of...read more

Add your answer

Q66. How about job security in this crisis situation?

Ans.

Job security in crisis situation for SAP Analyst

  • SAP is a critical system for many businesses, so SAP Analysts are in demand

  • Remote work is possible for SAP Analysts, so job security is not affected by lockdowns

  • SAP Analysts can also pivot to related roles such as data analysts or project managers

  • Upskilling in emerging technologies like AI and cloud computing can also increase job security

Add your answer

Q67. Difference between Ssd and Hdd, wifi and Lan

Ans.

SSD is faster and more durable than HDD, while WiFi is wireless and LAN is wired.

  • SSD uses flash memory for storage, while HDD uses spinning disks

  • SSD has faster read/write speeds and is more durable than HDD

  • WiFi allows wireless internet connection, while LAN requires a wired connection

  • WiFi is convenient for mobile devices, while LAN provides faster and more stable connection

Add your answer

Q68. What's defferent inkjet cartridge

Ans.

Inkjet cartridges differ in terms of compatibility, capacity, quality, and price.

  • Compatibility with specific printer models

  • Capacity of ink (standard, high yield, XL)

  • Quality of ink (original vs. remanufactured)

  • Price range based on brand and features

Add your answer

Q69. What are primitive and non primitive data types

Ans.

Primitive data types are basic data types provided by the programming language, while non-primitive data types are created by the programmer.

  • Primitive data types include int, float, double, char, boolean, etc.

  • Non-primitive data types include arrays, classes, interfaces, etc.

  • Primitive data types store actual values, while non-primitive data types store references to objects.

Add your answer

Q70. What are access modifiers and non access modifiers

Ans.

Access modifiers control the visibility of classes, methods, and variables. Non-access modifiers provide additional functionality.

  • Access modifiers: public, private, protected, default

  • Non-access modifiers: static, final, abstract, synchronized

  • Example: public class MyClass { private int myVar; }

Add your answer

Q71. Exposure to benchmarking standards for driving techno commercial bids and generating sales lead.

Ans.

I have extensive experience in utilizing benchmarking standards to drive techno commercial bids and generate sales leads.

  • Utilized industry benchmarks to create competitive pricing strategies for bids

  • Analyzed market trends and competitor data to tailor sales pitches and generate leads

  • Implemented benchmarking tools to track performance and adjust sales strategies accordingly

Add your answer

Q72. What is context package in golanguage

Ans.

Context package in Go language provides a way to pass around deadlines, cancellation signals, and other request-scoped values.

  • Context package is used to manage deadlines, cancellation signals, and request-scoped values in Go programs.

  • It allows passing data between function calls without having to pass them explicitly as arguments.

  • Context package is commonly used in web servers to manage request-specific data and timeouts.

  • Example: context.WithTimeout() creates a new context wi...read more

Add your answer

Q73. Difference between RTOS and normal OS

Ans.

RTOS is designed for real-time applications with predictable response time, while normal OS is designed for general-purpose computing.

  • RTOS provides deterministic scheduling and prioritization of tasks.

  • Normal OS may have non-deterministic scheduling and may not prioritize tasks.

  • RTOS has low latency and high throughput.

  • Normal OS may have higher latency and lower throughput.

  • RTOS is used in embedded systems, automotive systems, and aerospace systems.

  • Normal OS is used in desktops,...read more

Add your answer

Q74. What's defferent in inkjet printer

Ans.

Inkjet printers use liquid ink sprayed through tiny nozzles onto paper to create images or text.

  • Inkjet printers use liquid ink cartridges to create images or text on paper

  • The ink is sprayed onto the paper through tiny nozzles in the print head

  • Inkjet printers are commonly used for home or small office printing tasks

Add your answer

Q75. How to wark in lane port

Ans.

Working in lane port involves coordinating with team members to ensure smooth workflow and timely completion of tasks.

  • Communicate effectively with team members to assign tasks and track progress

  • Prioritize tasks based on deadlines and importance

  • Collaborate with other departments to gather necessary information or resources

  • Regularly review and adjust project timelines to meet goals

  • Provide support and guidance to team members as needed

Add your answer

Q76. What is ip address use in

Ans.

IP addresses are used to uniquely identify devices on a network.

  • Used for identifying devices on a network

  • Helps in routing data packets to the correct destination

  • Can be static or dynamic depending on the network configuration

Add your answer

Q77. Why I want to HPE?

Ans.

I want to work at HPE because of their innovative technology solutions and commitment to research and development.

  • HPE is a leader in the tech industry, known for cutting-edge solutions

  • I am passionate about research and development and want to contribute to HPE's projects

  • I admire HPE's focus on innovation and continuous improvement

  • I believe working at HPE will provide me with valuable experience and opportunities for growth

Add your answer

Q78. Tell me about how client serverarchitecture works

Add your answer

Q79. did you created the kubernetes cluster yourself

Ans.

Yes, I have experience creating and managing Kubernetes clusters.

  • Yes, I have created Kubernetes clusters from scratch

  • I have experience configuring and managing nodes in the cluster

  • I have deployed applications and services on the Kubernetes cluster

  • I have set up monitoring and scaling mechanisms for the cluster

Add your answer

Q80. Witch technology use as laserjet printer

Ans.

Laserjet printers use laser technology to print documents.

  • Laser technology is used to create an image on a drum which is then transferred to paper

  • Toner is used to create the image on the drum

  • Common brands include HP LaserJet, Canon imageCLASS, and Brother HL-L2320D

Add your answer

Q81. what is booting

Ans.

Booting is the process of starting a computer system and loading the operating system into its memory.

  • Booting is the initial process that occurs when a computer is turned on or restarted.

  • During booting, the computer's hardware is initialized, and the operating system is loaded into the computer's memory.

  • There are two types of booting: cold booting (starting from a completely powered-off state) and warm booting (restarting without powering off).

  • The booting process involves sev...read more

Add your answer

Q82. Explain how have you handled security on websites

Ans.

Implemented security measures such as HTTPS, input validation, and user authentication to protect websites from attacks.

  • Implemented HTTPS to encrypt data transmission between the server and client

  • Performed input validation to prevent SQL injection and cross-site scripting attacks

  • Implemented user authentication to control access to sensitive information

  • Regularly updated security patches and conducted security audits

Add your answer

Q83. What is Raid and types of Raid

Ans.

RAID stands for Redundant Array of Independent Disks. It is a data storage virtualization technology that combines multiple physical disk drive components into one or more logical units for the purposes of data redundancy, performance improvement, or both.

  • RAID 0: Striping without parity or mirroring, offers increased performance but no fault tolerance.

  • RAID 1: Mirroring without parity or striping, offers fault tolerance but no performance improvement.

  • RAID 5: Striping with dist...read more

Add your answer

Q84. What are DIMMS and its types.

Ans.

DIMMS stands for Dual In-line Memory Modules. They are used in computers for storing and retrieving data.

  • DIMMS are a type of memory module used in computers.

  • There are different types of DIMMS such as DDR, DDR2, DDR3, and DDR4.

  • DIMMS are inserted into the motherboard slots to provide additional memory for the system.

  • They are faster and more efficient than single in-line memory modules (SIMMs).

Add your answer

Q85. What are Bsod, Psod and Rsod.

Ans.

Bsod, Psod and Rsod are types of screen errors that occur on different devices.

  • Bsod stands for Blue Screen of Death and is a common error on Windows computers.

  • Psod stands for Purple Screen of Death and is a common error on VMware ESXi servers.

  • Rsod stands for Red Screen of Death and is a common error on PlayStation consoles.

Add your answer

Q86. What is SSD, HDD, Nvme and M.2

Ans.

SSD, HDD, Nvme, and M.2 are different types of storage devices used in computers.

  • SSD stands for Solid State Drive and uses flash memory to store data.

  • HDD stands for Hard Disk Drive and uses spinning disks to store data.

  • NVMe (Non-Volatile Memory Express) is a protocol designed for fast storage devices like SSDs.

  • M.2 is a form factor for SSDs that connects directly to the motherboard for faster data transfer.

Add your answer

Q87. explain different types of software testing?

Ans.

Different types of software testing include unit testing, integration testing, system testing, and acceptance testing.

  • Unit testing: Testing individual components or modules of the software in isolation.

  • Integration testing: Testing how different modules work together as a group.

  • System testing: Testing the entire system as a whole to ensure it meets requirements.

  • Acceptance testing: Testing the software with end users to ensure it meets their needs.

Add your answer

Q88. What are all the products of HPE?

Add your answer

Q89. Describe Material planning role in Supply Chain Management

Ans.

Material planning is a crucial role in supply chain management that involves forecasting, procuring, and managing materials to ensure smooth production and delivery.

  • Material planning involves forecasting demand for materials based on sales forecasts and historical data.

  • It includes determining the quantity and timing of material orders to meet production requirements.

  • Material planning also involves coordinating with suppliers to ensure timely delivery of materials.

  • It requires ...read more

Add your answer

Q90. What's all-in on printer

Ans.

Going all-in on a printer means investing heavily in a high-quality printer setup.

  • Investing in top-of-the-line printer hardware and accessories

  • Opting for professional-grade printing software

  • Committing to regular maintenance and upgrades

  • Utilizing advanced printing techniques like color calibration and high-resolution printing

  • Ensuring proper training for users to maximize printer capabilities

Add your answer

Q91. What is STATIC IP AND DYNAMIC IP

Ans.

Static IP is a fixed IP address assigned to a device, while dynamic IP is one that changes each time a device connects to a network.

  • Static IP remains the same every time the device connects to the network

  • Dynamic IP changes each time the device connects to the network

  • Static IP is typically used for servers, while dynamic IP is common for personal devices

  • Example: A home router may have a dynamic IP assigned by the ISP, while a web server may have a static IP for consistent acce...read more

Add your answer

Q92. What is the analysis of tcs company

Ans.

TCS is a global IT services, consulting, and business solutions company.

  • TCS is one of the largest IT services companies in the world.

  • It offers a wide range of services including consulting, application development, and infrastructure management.

  • TCS has a strong presence in various industries such as banking, healthcare, and retail.

  • The company has a global workforce of over 400,000 employees.

  • TCS has a strong focus on innovation and digital transformation.

Add your answer

Q93. Write a C code reversing a string

Ans.

Reversing a string using C code

  • Declare a character array to store the string

  • Use a loop to iterate through the string and store it in the array

  • Use another loop to print the array in reverse order

Add your answer

Q94. How to solve performance issues

Ans.

Performance issues can be solved by identifying bottlenecks, optimizing code, improving hardware, and utilizing performance monitoring tools.

  • Identify bottlenecks in the system by using profiling tools like Chrome DevTools or Xdebug.

  • Optimize code by reducing unnecessary loops, improving algorithms, and minimizing database queries.

  • Improve hardware by upgrading RAM, CPU, or storage to handle increased workload.

  • Utilize performance monitoring tools like New Relic or Datadog to tra...read more

Add your answer

Q95. What is RCA

Ans.

RCA stands for Root Cause Analysis.

  • RCA is a problem-solving technique used to identify the underlying causes of an issue or problem.

  • It involves investigating the symptoms, analyzing data, and identifying the root cause.

  • RCA helps in preventing the recurrence of problems by addressing the root cause.

  • It is commonly used in IT to troubleshoot system failures, software bugs, and network issues.

  • RCA can be performed using various methods such as the 5 Whys, Fishbone Diagram, or Faul...read more

View 1 answer

Q96. What is Bridge call

Ans.

A bridge call is a teleconference call that connects multiple participants from different locations.

  • Bridge calls are commonly used in business settings to facilitate communication between team members or clients who are not physically present in the same location.

  • Participants dial into a designated phone number or join through a web-based platform to join the bridge call.

  • Bridge calls often have features like mute/unmute, participant management, and screen sharing to enhance c...read more

View 1 answer

Q97. What's inkjet printer

Ans.

An inkjet printer is a type of printer that sprays tiny droplets of ink onto paper to create text and images.

  • Uses liquid ink cartridges

  • Produces high-quality color prints

  • Commonly used for home and office printing

  • Can be used for printing photos

Add your answer

Q98. What's defferent lejarjet

Ans.

It seems like the question is not clear or may contain a typo.

  • Ask for clarification on the question to ensure understanding.

  • Request the interviewer to provide more context or rephrase the question.

  • Avoid making assumptions and seek clarity before responding.

Add your answer

Q99. What's this cartridge

Ans.

A cartridge is a small container holding a specific type of material, such as ink or ammunition, designed to be easily inserted into a larger device.

  • Cartridges are commonly used in printers to hold ink for printing documents.

  • Ammunition cartridges are used in firearms to hold bullets and gunpowder for firing.

  • Video game consoles use cartridges to store and play games.

Add your answer

Q100. What deferent lasjer jet print

Ans.

Different types of laser jet printers use various technologies to print documents.

  • Different laser jet printers use different types of laser technology such as LED, solid-state, and gas lasers.

  • Some laser jet printers use toner cartridges while others use liquid ink.

  • Laser jet printers can vary in print speed, resolution, and connectivity options.

  • Examples include HP LaserJet Pro M15w (LED technology), Brother HL-L2395DW (solid-state technology), and Canon imageCLASS MF743Cdw (ga...read more

Add your answer
1
2

More about working at Hewlett Packard Enterprise

Top Rated Large Company - 2024
Top Rated Company for Women - 2024
Top Rated IT/ITES Company - 2024
HQ - Houston,Texas, United States
Contribute & help others!
Write a review
Share interview
Contribute salary
Add office photos

Interview Process at Transrail Lighting

based on 188 interviews
Interview experience
4.3
Good
View more
Interview Tips & Stories
Ace your next interview with expert advice and inspiring stories

Top Interview Questions from Similar Companies

3.4
 • 507 Interview Questions
3.5
 • 445 Interview Questions
3.6
 • 195 Interview Questions
4.0
 • 193 Interview Questions
3.6
 • 168 Interview Questions
4.1
 • 148 Interview Questions
View all
Top Hewlett Packard Enterprise Interview Questions And Answers
Share an Interview
Stay ahead in your career. Get AmbitionBox app
qr-code
Helping over 1 Crore job seekers every month in choosing their right fit company
70 Lakh+

Reviews

5 Lakh+

Interviews

4 Crore+

Salaries

1 Cr+

Users/Month

Contribute to help millions

Made with ❤️ in India. Trademarks belong to their respective owners. All rights reserved © 2024 Info Edge (India) Ltd.

Follow us
  • Youtube
  • Instagram
  • LinkedIn
  • Facebook
  • Twitter