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HCL Infosystems Computer Hardware Engineer Interview Questions and Answers
HCL Infosystems Computer Hardware Engineer Interview Experiences
1 interview found
Selected
I was interviewed in Aug 2024.
(2 Questions)
- Q1. Hardware and system service
- Q2. System service and installation
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Selected
I applied via campus placement at SRM Institute of Science & Technology, Chennai and was interviewed in Nov 2024. There were 2 interview rounds.
Prepare with all the basic aptitude test. As I went through college placement it was smooth. From this 3/4 of the peoples are selected.
(2 Questions)
- Q1. It is both Technical and HR
- Q2. They asked whatever is mentioned the resume in detail.
Interview Preparation Tips
Selected
I applied via Company Website and was interviewed in Jun 2024. There were 4 interview rounds.
Tcs nqt exam. Need to prepare.
Given 2 questions. One easy one medium level.
(2 Questions)
- Q1. Concepts of oops.
- Q2. They will ask what's written on you resume so prepare your resume well.
(3 Questions)
- Q1. Are you willing reallocate anywhere?
- Q2. Are you willing to join?
- Q3. Name of company ceo.
Interview Preparation Tips
- OOPS
- DBMS
- SQL
- Project
- Resume
Computer Hardware & Networking Engineer Interview Questions & Answers
Wipro
Anonymous
posted on 1 Feb 2024
Selected
I applied via Walk-in and was interviewed in Jan 2024. There was 1 interview round.
(2 Questions)
- Q1. What is operating system ? Ans. Operating system is system software it is an interface between user and computer hardware. It is a single operating system
- Ans.
An operating system is system software that serves as an interface between users and computer hardware.
Operating system is responsible for managing computer resources and providing a platform for running applications.
It controls and coordinates the hardware and software components of a computer system.
Examples of operating systems include Windows, macOS, Linux, and Android.
Operating systems provide services such as fil...
- Q2. How many types Server ? Ans. There are six commanly Server type 1. Web Server 2. Application Server 3. Database Server 4. Mail. Server 5. FTP Server ...
- Ans.
There are six commonly known types of servers: Web, Application, Database, Mail, FTP, and DNS servers.
Web servers handle HTTP requests and deliver web pages to clients.
Application servers provide a platform for running applications and managing resources.
Database servers store and manage databases, allowing access and retrieval of data.
Mail servers handle email communication, including sending, receiving, and storing m...
Skills evaluated in this interview
I applied via Campus Placement
100 mins test covered almost all the areas can get the syllabus to practice from yputube
(1 Question)
- Q1. Basics oops DSA Java SQL
(2 Questions)
- Q1. About previous projects
- Q2. About triggers and joins
Interview Preparation Tips
Computer Hardware & Networking Engineer Interview Questions & Answers
Wipro
Anonymous
posted on 13 Jul 2024
Selected
I applied via LinkedIn and was interviewed in Jun 2024. There were 2 interview rounds.
(1 Question)
- Q1. Computer hardware & networking
(1 Question)
- Q1. CCTV installation
Selected
I applied via campus placement at HMR Institute of Technology and Management, Delhi
Speed, Distance, time
(2 Questions)
- Q1. How will you display top 5 rows from a table?
- Ans.
Use SQL query with LIMIT clause to display top 5 rows from a table.
Use SELECT statement to retrieve data from the table
Add LIMIT 5 at the end of the query to display only the top 5 rows
- Q2. What is abstraction in java?
- Ans.
Abstraction in Java is the concept of hiding the implementation details and showing only the necessary features of an object.
Abstraction allows you to define the structure of an object without specifying the implementation details.
It helps in reducing complexity by hiding unnecessary details and only showing the essential parts.
Abstract classes and interfaces are used to achieve abstraction in Java.
Example: Abstract cl...
Skills evaluated in this interview
System Engineer Hardware Interview Questions & Answers
TCS
madhumitha nagarajan
posted on 27 Apr 2024
Selected
I applied via Job Fair and was interviewed in Mar 2024. There were 2 interview rounds.
Aptitude questions along with one coding question. you can choose whichever language you are comfortable with
(5 Questions)
- Q1. Basic technical questions . It was a smooth process. Be prepared with basics
- Q2. Prime number code to be written
- Ans.
Code to generate prime numbers in an array
Create a function to check if a number is prime
Iterate through numbers and add prime numbers to an array
Return the array of prime numbers
- Q3. Object Oriented concepts in Java
- Ans.
Object Oriented concepts in Java include classes, objects, inheritance, polymorphism, and encapsulation.
Classes are blueprints for objects, defining attributes and behaviors.
Objects are instances of classes, containing data and methods.
Inheritance allows a class to inherit attributes and methods from another class.
Polymorphism enables objects to be treated as instances of their parent class.
Encapsulation restricts acce
- Q4. Explain data encapsulation and data hiding
- Ans.
Data encapsulation is the bundling of data with the methods that operate on that data, while data hiding is the concept of hiding the implementation details of a class from the outside world.
Data encapsulation bundles data and methods together to protect data from outside interference.
Data hiding hides the implementation details of a class, allowing only necessary information to be accessed.
Encapsulation helps in achie...
- Q5. Difference between method overriding and overloading
- Ans.
Method overriding is when a subclass provides a specific implementation of a method that is already provided by its parent class, while method overloading is when multiple methods have the same name but different parameters.
Method overriding involves inheritance and is used to provide a specific implementation of a method in a subclass.
Method overloading involves having multiple methods with the same name but different...
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Skills evaluated in this interview
Computer Hardware & Networking Engineer Interview Questions & Answers
Wipro
Anonymous
posted on 30 Jan 2024
Selected
I applied via Walk-in and was interviewed in Oct 2023. There was 1 interview round.
(1 Question)
- Q1. What is Gateway ? Ans. Gateway is a hardware device that is used to connect two dissimilar type of network. it allows us to send and receive data through the internet even it is LAN network
- Ans.
A gateway is a hardware device that connects two dissimilar types of networks, allowing data to be sent and received between them.
Gateway acts as an entry and exit point for data traffic between networks
It translates data from one format to another to enable communication between networks
Examples include routers, switches, and firewalls that serve as gateways between LAN and WAN networks
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