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Voltech Engineers Global Interview Questions and Answers

Updated 25 Apr 2022

Voltech Engineers Global Interview Experiences

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3 interviews found

Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Keep your resume crisp and to the point. A recruiter looks at your resume for an average of 6 seconds, make sure to leave the best impression.
View all Resume tips
Round 2 - Technical 

(1 Question)

  • Q1. Basic knowledge of Switchyard & operation and Maintenance details.
Round 3 - HR 

(1 Question)

  • Q1. Salary discussion, previous company details

Interview Preparation Tips

Interview preparation tips for other job seekers - Positive with your response and be confident

Senior Electrical Engineer Interview Questions asked at other Companies

Q1. 1. What IEC standard you are using for designing the panels, for selection of switchgear.
View answer (1)

I applied via Walk-in and was interviewed in Nov 2021. There was 1 interview round.

Interview Questionnaire 

1 Question

  • Q1. What about E-mobility?
  • Ans. 

    E-mobility refers to the use of electric vehicles and related infrastructure for transportation.

    • E-mobility is a growing trend in the automotive industry.

    • It involves the use of electric vehicles (EVs) powered by batteries or fuel cells.

    • E-mobility aims to reduce carbon emissions and dependence on fossil fuels.

    • It requires the development of charging infrastructure, such as charging stations.

    • E-mobility also includes the in...

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - Be kind and calm . situation doesn't make you hero .just write your situation with your possible barehands.allah stay with you.

Testing & Commissioning Engineer Interview Questions asked at other Companies

Q1. What is tan delta test of transformer and what is difference between GST and GSTg mode?
View answer (1)

I applied via Campus Placement and was interviewed in May 2021. There were 3 interview rounds.

Interview Questionnaire 

1 Question

  • Q1. Electrical basics

Interview Preparation Tips

Interview preparation tips for other job seekers - Prepare basics of your core

Electrical Testing Commissioning Engineer Interview Questions asked at other Companies

Q1. What is a switchgear and what is a switchyard
View answer (2)

Interview questions from similar companies

Interview experience
2
Poor
Difficulty level
-
Process Duration
-
Result
-
Round 1 - HR 

(1 Question)

  • Q1. Tell about urself

I applied via Naukri.com

Round 1 - One-on-one 

(1 Question)

  • Q1. Telephonic interview was conducted from Head office
Round 2 - Technical 

(1 Question)

  • Q1. On site interview was conducted.

Interview Preparation Tips

Interview preparation tips for other job seekers - Be clear n confident. Knowledge of field instruments n process is must

I applied via Naukri.com and was interviewed in Jun 2021. There were 3 interview rounds.

Interview Questionnaire 

1 Question

  • Q1. Question were related to my core profile which is production planning and control . SAP , excel was add on

Interview Preparation Tips

Interview preparation tips for other job seekers - Be confident about your self and your answer . Be presentable .

I applied via Referral and was interviewed in Aug 2021. There were 2 interview rounds.

Round 1 - One-on-one 

(2 Questions)

  • Q1. Tell me about yourself.
  • Q2. Verification of resume and relevant tasks.
Round 2 - HR 

(6 Questions)

  • Q1. What are your salary expectations?
  • Q2. What is your family background?
  • Q3. Share details of your previous job.
  • Q4. Why are you looking for a change?
  • Q5. What are your strengths and weaknesses?
  • Q6. Tell me about yourself.

Interview Preparation Tips

Interview preparation tips for other job seekers - Kirloskar management looks for learning attitude profile people so that they can groom them to their requirements.
Interview experience
4
Good
Difficulty level
Moderate
Process Duration
2-4 weeks
Result
Selected Selected

I applied via Referral and was interviewed before Mar 2023. There was 1 interview round.

Round 1 - Technical 

(2 Questions)

  • Q1. Palindrome question
  • Q2. Anagram question
Interview experience
3
Average
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Aptitude Test 

Maths reasoning quantitive aptitude & general knowledge questions

I was interviewed before Mar 2021.

Round 1 - Face to Face 

(7 Questions)

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.

  • Q1. What are the general functions of a Programmable Logic Controller (PLC)?
  • Ans. 

    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

  • Answered by AI
  • Q2. Can you describe the basic elements in Ladder logic programming?
  • Ans. 

    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...

  • Answered by AI
  • Q3. What are the different types of PLC inputs and outputs?
  • Ans. 

    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...

  • Answered by AI
  • Q4. What are the advantages and disadvantages of the S7 controller?
  • Ans. 

    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

  • Answered by AI
  • Q5. Can you explain the time stamp available in the S7-200 PLC?
  • Ans. 

    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 ...

  • Answered by AI
  • Q6. Could you explain Jnc in the context of microcontrollers?
  • Ans. 

    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.

  • Answered by AI
  • Q7. What are the types of interrupts in the Intel 8051 microcontroller?
  • Ans. 

    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.

    • ...

  • Answered by AI
Round 2 - Face to Face 

(6 Questions)

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.

  • Q1. What is a bootstrap program in an operating system?
  • Ans. 

    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

  • Answered by AI
  • Q2. Can you explain demand paging?
  • Ans. 

    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

  • Answered by AI
  • Q3. Can you explain any 5 essential UNIX commands?
  • Ans. 

    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

  • Answered by AI
  • Q4. What are the different types of VPN?
  • Ans. 

    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.

  • Answered by AI
  • Q5. Can you describe the OSI Reference Model?
  • Ans. 

    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...

  • Answered by AI
  • Q6. Can you explain the TCP and UDP protocols?
  • Ans. 

    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...

  • Answered by AI
Round 3 - HR 

(1 Question)

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.

  • Q1. What is something about you that is not included in your resume?

Interview Preparation Tips

Eligibility criteriaAbove 1 years of experienceSiemens interview preparation:Topics to prepare for the interview - Operating Systems, Computer Architecture, Microcontollers and Microprocessors, Computer Networks, AptitudeTime required to prepare for the interview - 3 monthsInterview preparation tips for other job seekers

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.

Application resume tips for other job seekers

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.

Final outcome of the interviewSelected

Skills evaluated in this interview

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Voltech Engineers Global Interview FAQs

How many rounds are there in Voltech Engineers Global interview?
Voltech Engineers Global interview process usually has 3 rounds. The most common rounds in the Voltech Engineers Global interview process are Resume Shortlist, Technical and HR.
How to prepare for Voltech Engineers Global interview?
Go through your CV in detail and study all the technologies mentioned in your CV. Prepare at least two technologies or languages in depth if you are appearing for a technical interview at Voltech Engineers Global. The most common topics and skills that interviewers at Voltech Engineers Global expect are Condition Monitoring, Switchgear, ERP, Electricals and Electronics Engineering.
What are the top questions asked in Voltech Engineers Global interview?

Some of the top questions asked at the Voltech Engineers Global interview -

  1. What about E-mobili...read more
  2. Basic knowledge of Switchyard & operation and Maintenance detai...read more
  3. Electrical bas...read more

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Voltech Engineers Global Interview Process

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Voltech Engineers Global Reviews and Ratings

based on 51 reviews

3.2/5

Rating in categories

3.8

Skill development

3.0

Work-life balance

2.5

Salary

3.2

Job security

2.9

Company culture

3.1

Promotions

3.6

Work satisfaction

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