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Tech Mahindra Field Engineer Interview Questions and Answers

Updated 10 Dec 2023

Tech Mahindra Field Engineer Interview Experiences

1 interview found

Interview experience
4
Good
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
-

I applied via Newspaper Ad and was interviewed in Nov 2023. There were 2 interview rounds.

Round 1 - Resume Shortlist 
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Round 2 - Technical 

(2 Questions)

  • Q1. What is transformer
  • Ans. 

    A transformer is an electrical device that transfers electrical energy between two or more circuits through electromagnetic induction.

    • Transformers are commonly used in power distribution systems to step up or step down voltage levels.

    • They consist of two or more coils of wire, known as windings, that are wound around a core made of magnetic material.

    • The primary winding receives electrical energy from a power source, whi...

  • Answered by AI
  • Q2. Transformer is a step up or step down the current

Interview questions from similar companies

Interview Questionnaire 

1 Question

  • Q1. What is name mangling?
  • Ans. 

    Name mangling is a technique used by compilers to give unique names to functions and variables to avoid naming conflicts.

    • Name mangling is used in C++ to support function overloading.

    • It is also used in Python to avoid naming conflicts in modules.

    • Name mangling can make it difficult to access variables and functions from outside the class in which they are defined.

    • In C++, name mangling can be seen by using the 'nm' comman

  • Answered by AI

Skills evaluated in this interview

I applied via Naukri.com and was interviewed in Nov 2020. There were 4 interview rounds.

Interview Questionnaire 

2 Questions

  • Q1. AWS services
  • Q2. Linux

Interview Preparation Tips

Interview preparation tips for other job seekers - Prepare well

Interview Questionnaire 

1 Question

  • Q1. React hooks

Interview Questionnaire 

1 Question

  • Q1. React hooks

Senior Engineer Interview Questions & Answers

HCLTech user image raja reddy duggi reddy

posted on 27 Apr 2021

Interview Questionnaire 

2 Questions

  • Q1. Engineering Technical
  • Q2. Mainly on Engineering Design

Interview Questionnaire 

6 Questions

  • Q1. Explain abstract factory design pattern ?
  • Ans. 

    Abstract Factory is a creational design pattern that provides an interface for creating families of related objects.

    • Abstract Factory is used when we need to create families of related objects without specifying their concrete classes.

    • It provides an interface for creating objects of related classes without specifying their concrete classes.

    • It encapsulates a group of factories that have a common theme.

    • It promotes loose c...

  • Answered by AI
  • Q2. How do you do range based map iteration
  • Ans. 

    Range based map iteration can be done using a for-each loop or iterators.

    • Use a for-each loop to iterate over the map elements.

    • Alternatively, use iterators to traverse the map.

    • The range-based for loop is preferred for its simplicity and readability.

    • Example: for(auto const& [key, value] : myMap) { //do something with key and value }

  • Answered by AI
  • Q3. What are detached and joined threads
  • Ans. 

    Detached threads are independent threads that run separately from the main thread. Joined threads are threads that wait for the main thread to finish.

    • Detached threads are created using pthread_detach() function

    • Joined threads are created using pthread_join() function

    • Detached threads do not need to be explicitly terminated

    • Joined threads must be explicitly terminated using pthread_exit() or return statement

    • Detached thread...

  • Answered by AI
  • Q4. What are static code analysis tools
  • Ans. 

    Static code analysis tools are software programs that analyze source code to find potential issues and improve code quality.

    • Static code analysis tools scan code without executing it

    • They can detect issues such as security vulnerabilities, coding errors, and performance problems

    • Examples of static code analysis tools include SonarQube, ESLint, and Checkstyle

  • Answered by AI
  • Q5. Command to list currently running threads in linux
  • Ans. 

    Command to list currently running threads in linux

    • Use the 'ps' command with the 'H' option to display threads in a hierarchy

    • Use the 'top' command to display threads in real-time

    • Use the 'htop' command for an interactive display of threads

  • Answered by AI
  • Q6. Can we perform arithmetic operation on Unique pointer
  • Ans. 

    No, arithmetic operations cannot be performed on unique pointers.

    • Unique pointers are used to manage the lifetime of dynamically allocated objects.

    • They cannot be copied or assigned, only moved.

    • Arithmetic operations are not defined for pointers, including unique pointers.

  • Answered by AI

Skills evaluated in this interview

Interview Questionnaire 

1 Question

  • Q1. Design facebook
  • Ans. 

    Designing Facebook is a complex task involving various components and technologies.

    • Identify the core features of Facebook such as user profiles, news feed, messaging, and groups.

    • Choose appropriate technologies for each component such as PHP for backend, React for frontend, and MySQL for database.

    • Ensure scalability and performance by implementing caching, load balancing, and database sharding.

    • Implement security measures...

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - Database, logical reasoning

Skills evaluated in this interview

I applied via Naukri.com and was interviewed in Nov 2020. There were 5 interview rounds.

Interview Questionnaire 

2 Questions

  • Q1. Questions based on the CV we kept
  • Q2. Questions related to powershell, storages, networking in azure IaaS, NSG

Interview Preparation Tips

Interview preparation tips for other job seekers - Prepare whatever u kept in CV and the basics

I applied via Recruitment Consultant and was interviewed in Mar 2021. There were 3 interview rounds.

Interview Questionnaire 

1 Question

  • Q1. Routing and switching related

Interview Preparation Tips

Interview preparation tips for other job seekers - Do your best. Study well.
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Tech Mahindra Interview FAQs

How many rounds are there in Tech Mahindra Field Engineer interview?
Tech Mahindra interview process usually has 2 rounds. The most common rounds in the Tech Mahindra interview process are Resume Shortlist and Technical.
What are the top questions asked in Tech Mahindra Field Engineer interview?

Some of the top questions asked at the Tech Mahindra Field Engineer interview -

  1. What is transfor...read more
  2. Transformer is a step up or step down the curr...read more

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Tech Mahindra Field Engineer Interview Process

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