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I applied via Recruitment Consultant and was interviewed before Dec 2019. There was 1 interview round.
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I was interviewed in Aug 2017.
C is a procedural programming language while Java is an object-oriented programming language.
C is a low-level language while Java is a high-level language.
C requires manual memory management while Java has automatic memory management.
C is platform-dependent while Java is platform-independent.
C supports pointers while Java does not.
C has a simpler syntax compared to Java.
final, finally, and finalize are keywords in Java with different meanings.
final is a keyword used to declare a constant value, a variable that cannot be modified.
finally is a block used in exception handling to ensure a piece of code is always executed, whether an exception is thrown or not.
finalize is a method in the Object class that is called by the garbage collector before an object is destroyed.
final and finally a...
Johnson is a reputable company known for its innovative software solutions and collaborative work environment.
Johnson has a strong reputation in the industry for delivering high-quality software solutions.
The company values collaboration and teamwork, which aligns with my own work style.
I admire Johnson's commitment to innovation and staying ahead of technological advancements.
I was interviewed before Mar 2021.
Round duration - 60 Minutes
Round difficulty - Medium
This round started with some questions from Programmable Logic Controllers or PLC followed by some basic questions from Intel 8051 Microcontroller.
PLCs are used to control machinery and automate processes in industrial settings.
Monitoring inputs from sensors
Executing control algorithms
Communicating with other devices
Logging data for analysis
Implementing safety functions
Examples: controlling a conveyor belt, regulating temperature in a furnace
Ladder logic programming is a graphical programming language used for PLCs, with basic elements like contacts, coils, timers, and counters.
Ladder logic consists of rungs, which are made up of inputs (contacts) and outputs (coils).
Contacts represent conditions that must be met for the output to be energized.
Coils are outputs that are energized when the conditions of the contacts are met.
Timers and counters are used to c...
PLC inputs and outputs include digital inputs, digital outputs, analog inputs, and analog outputs.
Digital inputs: used for receiving binary signals (on/off, high/low). Examples: push buttons, limit switches.
Digital outputs: used for sending binary signals. Examples: relays, solenoids.
Analog inputs: used for receiving continuous signals. Examples: temperature sensors, pressure transducers.
Analog outputs: used for sendin...
The S7 controller offers high performance and flexibility but can be complex to program and expensive.
Advantages: high performance, flexibility, scalability
Disadvantages: complexity in programming, expensive
Example: S7-1200 offers fast processing speeds and can be easily expanded with additional modules
Example: Programming for S7 controllers may require specialized training and expertise
The time stamp in S7-200 PLC is used to record the time when a specific event occurs.
Time stamp is a feature in S7-200 PLC that records the time when a specific event happens.
It helps in tracking the sequence of events and troubleshooting issues.
Time stamp can be used to monitor the performance of the PLC system.
Example: A time stamp can be recorded when a sensor detects a change in temperature.
Example: Time stamp can ...
Jnc stands for Jump and Call in the context of microcontrollers.
Jnc is an instruction used in microcontrollers to jump to a specified address if the carry flag is not set.
It is commonly used in conditional branching operations in microcontroller programming.
For example, in 8051 microcontroller assembly language, the instruction JNC label will jump to the specified label if the carry flag is not set.
The types of interrupts in the Intel 8051 microcontroller include external hardware interrupts, timer interrupts, and serial communication interrupts.
External hardware interrupts are triggered by external devices connected to the microcontroller.
Timer interrupts are generated by the internal timers of the microcontroller.
Serial communication interrupts occur when data is received or transmitted through the serial port.
...
Round duration - 50 Minutes
Round difficulty - Medium
This round was heavily inclined towards Operating System and Computer Networks and the interviewer asked questions revolving around the fundamentals of the subject.
A bootstrap program is a small program that initializes the operating system on a computer.
Bootstrap program is stored in ROM or EEPROM and is executed when the computer is powered on.
It loads the operating system kernel into memory and starts its execution.
Bootstrap program is responsible for setting up the initial state of the operating system.
Examples include BIOS (Basic Input/Output System) in PCs and UEFI (Unified
Demand paging is a memory management scheme where pages are only brought into memory when they are demanded by the program.
Pages are loaded into memory only when needed
Helps in reducing the amount of physical memory required
Improves overall system performance by allowing more processes to run simultaneously
Commonly used in virtual memory systems
Five essential UNIX commands are ls, cd, pwd, mkdir, and rm.
ls - list directory contents
cd - change directory
pwd - print working directory
mkdir - make directory
rm - remove files or directories
Different types of VPN include remote access VPN, site-to-site VPN, and client-to-site VPN.
Remote access VPN allows individual users to connect to a private network from a remote location.
Site-to-site VPN connects entire networks together over the internet.
Client-to-site VPN allows individual devices to connect to a private network.
Examples include OpenVPN, IPsec, and SSL VPN.
The OSI Reference Model is a conceptual framework that standardizes the functions of a telecommunication or computing system into seven layers.
The OSI Reference Model stands for Open Systems Interconnection Reference Model.
It consists of seven layers: Physical, Data Link, Network, Transport, Session, Presentation, and Application.
Each layer has specific functions and communicates with the adjacent layers for data trans...
TCP is a connection-oriented protocol that ensures reliable data delivery, while UDP is a connectionless protocol that focuses on speed.
TCP stands for Transmission Control Protocol and is used for reliable data transmission.
TCP establishes a connection between sender and receiver before data transfer.
TCP uses sequencing and acknowledgment to ensure data integrity.
UDP stands for User Datagram Protocol and is used for fa...
Round duration - 30 Minutes
Round difficulty - Easy
This is a cultural fitment testing round .HR was very frank and asked standard questions. Then we discussed about my
role.
Tip 1 : Must do Previously asked Interview as well as Online Test Questions.
Tip 2 : Go through all the previous interview experiences from Codestudio and Leetcode.
Tip 1 : Have at-least 2 good projects explained in short with all important points covered.
Tip 2 : Every skill must be mentioned.
Tip 3 : Focus on skills, projects and experiences more.
I was interviewed in Apr 2017.
I am currently responsible for designing, implementing, and maintaining system infrastructure for our organization.
Designing system architecture to meet business requirements
Implementing new technologies and solutions to improve system performance
Maintaining system infrastructure to ensure high availability and security
Troubleshooting and resolving system issues as they arise
System configuration refers to the process of setting up and arranging hardware and software components to work together efficiently.
System configuration involves setting up hardware and software components to work together efficiently
It includes configuring network settings, installing drivers, and setting up user accounts
Examples of system configuration tools include Microsoft System Center Configuration Manager and ...
The S7 controller has limited scalability and flexibility compared to other controllers.
Limited number of I/O points
Limited memory capacity
Limited processing power
Limited communication options
Limited support for advanced programming languages
Limited compatibility with third-party devices
Limited ability to handle complex control algorithms
Limited fault diagnostics capabilities
Topologies and protocols used in networking
Topologies: Bus, Star, Ring, Mesh, Hybrid
Protocols: TCP/IP, HTTP, FTP, SMTP, DNS
Ethernet, Wi-Fi, Bluetooth are common networking technologies
Network security protocols: SSL, TLS, IPSec
Routing protocols: OSPF, BGP, RIP
I am a dedicated and experienced System Engineer with a strong background in network infrastructure and troubleshooting.
Over 5 years of experience in designing, implementing, and maintaining complex systems
Proficient in network protocols such as TCP/IP, DNS, DHCP
Skilled in troubleshooting hardware and software issues
Certified in Cisco CCNA and CompTIA Network+
Strong communication and problem-solving skills
I come from a close-knit family of four, including my parents and younger sister.
Family of four: parents and younger sister
Close-knit family
Supportive family members
Regular family gatherings and activities
I am passionate about utilizing my technical skills to contribute to innovative projects and collaborate with a talented team.
Passionate about technology and innovation
Excited to work with a talented team
Looking for opportunities to utilize technical skills
Yes, this profile aligns with my career goal as a System Engineer.
My career goal is to work in the field of system engineering
I have relevant education and experience in system engineering
I am passionate about technology and problem-solving, which are key aspects of system engineering
I want to switch to explore new challenges and opportunities for growth in my career.
Seeking new challenges to enhance my skills and knowledge
Opportunity for career growth and advancement
Interested in working with new technologies or industries
The opportunity to work on complex systems and solve challenging problems in a dynamic environment.
Opportunity to work on complex systems
Solving challenging problems
Dynamic work environment
My family background is diverse and includes a mix of professions and interests.
My parents are both engineers, which inspired me to pursue a career in the same field.
I have siblings who are in the medical field, providing a different perspective on healthcare.
We have a strong emphasis on education and continuous learning in our family.
Family gatherings often involve discussions about technology, science, and current ev...
My problem-solving skills and attention to detail make me a perfect fit for this role.
Strong problem-solving skills
Attention to detail
Ability to work well under pressure
Experience with troubleshooting complex systems
Strong communication skills
I was interviewed in Jan 2017.
I am a recent graduate with a degree in Computer Science and a passion for coding and problem-solving.
Recent graduate with a degree in Computer Science
Passionate about coding and problem-solving
Strong communication and teamwork skills
I have been actively involved in sports since childhood, participating in various team sports and individual activities.
Played soccer for 10 years, competing at a regional level
Participated in track and field events in high school, specializing in long jump and hurdles
Currently enjoy hiking and rock climbing in my free time
posted on 22 Feb 2015
posted on 22 Mar 2015
My weakness is sometimes taking on too much work and struggling to delegate tasks effectively.
Difficulty delegating tasks
Tendency to take on too much work
Working on improving time management skills
I was interviewed in Sep 2017.
A sorting algorithm is a method of arranging elements in a specific order.
Sorting algorithms can be categorized as comparison-based or non-comparison-based.
Common sorting algorithms include bubble sort, insertion sort, selection sort, merge sort, quicksort, and heapsort.
Efficiency of sorting algorithms is measured by their time complexity, space complexity, and stability.
Example: Sorting an array of strings in alphabet
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