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Efftronics Systems Firmware Engineer Interview Questions and Answers

Updated 19 Mar 2024

Efftronics Systems Firmware Engineer Interview Experiences

5 interviews found

Firmware Engineer Interview Questions & Answers

user image 208W1A04B4_Sec-B SHEIK KADHAR BASHA

posted on 5 Mar 2024

Interview experience
4
Good
Difficulty level
Moderate
Process Duration
2-4 weeks
Result
Not Selected

I applied via Campus Placement and was interviewed in Feb 2024. There were 3 interview rounds.

Round 1 - Aptitude Test 

First round consists of online exam with basic aptitude,resoaning,verbal ability,basic digital electronics,microprocessors,communications,psuedo codes and C coding test.Coding questions were moderate but we have to attempt in C only.

Round 2 - Technical 

(2 Questions)

  • Q1. First we had lot of psychometric tests followed by medical checkup and a psychology test.After this,Digital Electronics written exam conducted.Exam consisted of designing a circuit based on given specifica...
  • Q2. Digital Electronics - FSM based design Programs - Generate square wave with 1KHz and 2KHz frequency on ports P1,P2 Prime number code and optimise it using any algorithm
  • Ans. 

    Design FSM to generate square waves at 1KHz and 2KHz on ports P1 and P2, optimize prime number code.

    • Implement a Finite State Machine (FSM) to generate square waves at 1KHz and 2KHz on ports P1 and P2.

    • Use counters and timers to control the frequency of the square waves.

    • Optimize the prime number code by using algorithms like Sieve of Eratosthenes or trial division.

  • Answered by AI
Round 3 - HR 

(1 Question)

  • Q1. Basic HR questions

Interview Preparation Tips

Topics to prepare for Efftronics Systems Firmware Engineer interview:
  • Digital Electronics
  • C
  • Algorithms
  • Microcontroller
  • microprocessors
Interview preparation tips for other job seekers - Good sound knowledge should be needed in FSM based cirucit designs,Basic C program examples.Technical round is only toughest part in entire process.After completing Technical written exams,interviewer will ask questions related to what you have written in exam.And they also ask another approches to solve it.Proper approach to solve the question is important.

Skills evaluated in this interview

Firmware Engineer Interview Questions & Answers

user image saiteja manupuri

posted on 19 Mar 2024

Interview experience
3
Average
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Coding Test 

Given 3 basic codes to solve

Round 2 - Technical 

(1 Question)

  • Q1. Dec, micro controllers

Firmware Engineer Interview Questions Asked at Other Companies

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Q2. What is structure padding and why it happens?
Q3. Digital Electronics - FSM based design Programs - Generate square ... read more
asked in Avench
Q4. SOLVE TRAFFIC SIGNAL USING C (FIRST ALGORITHM AND THEN PROGRAM). ... read more
asked in Aaensa
Q5. What is the process for removing duplicate numbers from an array?

I appeared for an interview in Jan 2022.

Round 1 - Aptitude Test 

(1 Question)

  • Q1. Network analysis,circuit diagrams problems,electronics
Round 2 - Technical 

(1 Question)

  • Q1. Very very tough they asked me to write code i said i know know basics.Soo many questions from C,compilation process,storage class,memory allocation types,heap segment,mpmc,zener diode,amplifier .....some ...

Interview Preparation Tips

Interview preparation tips for other job seekers - Difficult interview
I didn't answer 4-5 questions as I'm an electrical and electronics engineer . whatever I said i answered correctly

I applied via Campus Placement and was interviewed in Oct 2021. There were 4 interview rounds.

Interview Questionnaire 

4 Questions

  • Q1. I'm only taking about offline interview which was held at efftronics office,BZA.
  • Q2. They ll keep written test consists of 2 papers and time will be max 2hrs. First paper consists of Assembly language Q's to code for microcontroller.
  • Q3. Second paper consists of Q's to design a circuital solution for the given problem statement. (Complete ly on electronics)
  • Q4. If u do well in both papers then only ull have hr.

Interview Preparation Tips

Interview preparation tips for other job seekers - My advice is to be thorough in microcontroller coding and whole electronics. All the best.

Efftronics Systems interview questions for designations

 Embedded Firmware Engineer

 (2)

 Software Engineer

 (7)

 Embedded Engineer

 (2)

 Softwaretest Engineer

 (1)

 Embedded Testing Engineer

 (1)

 Technical Solutions Engineer

 (1)

 R&D Engineer

 (2)

 Information Technology Support Engineer

 (1)

I applied via Campus Placement and was interviewed before Oct 2019. There were 3 interview rounds.

Interview Questionnaire 

5 Questions

  • Q1. Digital electronics- realising gates using multiplexers , encoder , decoder, sequence detector
  • Q2. Microcontrollers and processors- about data bus and address bus, programs using controllers
  • Q3. C language programs
  • Q4. About projects done in college
  • Q5. Electronics - diodes, resistors, capcitors and their applications with examples and circuits

Interview Preparation Tips

Interview preparation tips for other job seekers - It was technical completely. Go through all engineering concepts througuhly.

Interview questions from similar companies

I applied via Recruitment Consultant and was interviewed before Oct 2020. There were 5 interview rounds.

Interview Questionnaire 

3 Questions

  • Q1. Project description
  • Ans. 

    Developed a web-based project management tool for a software development company.

    • Used Agile methodology for project management

    • Implemented user authentication and authorization

    • Integrated with third-party tools like JIRA and GitHub

    • Provided real-time project progress tracking

    • Generated reports for project analysis

  • Answered by AI
  • Q2. Python based problems
  • Q3. Embedded scenarios

Interview Preparation Tips

Interview preparation tips for other job seekers - Be frank about your self ration about your skills and maintain 2 way communication during the interview.

I appeared for an interview in Jan 2021.

Round 1 - Coding Test 

(1 Question)

Round duration - 30. minutes
Round difficulty - Easy

It was in the evening, question were moderate

  • Q1. 

    Count Subsequences Problem Statement

    Given an integer array ARR of size N, your task is to find the total number of subsequences in which all elements are equal.

    Explanation:

    A subsequence of an array i...

  • Ans. 

    Count the total number of subsequences in which all elements are equal in an integer array.

    • Iterate through the array and count the frequency of each element.

    • Calculate the total number of subsequences for each element using the formula (frequency * (frequency + 1) / 2).

    • Sum up the total number of subsequences for all elements and return the result modulo 10^9 + 7.

  • Answered by AI
Round 2 - Coding Test 

(1 Question)

Round duration - 30 minutes
Round difficulty - Easy

It was in the night around 9:00 PM.

  • Q1. 

    Pair Sum Problem Statement

    You are given an integer array 'ARR' of size 'N' and an integer 'S'. Your task is to find and return a list of all pairs of elements where each sum of a pair equals 'S'.

    Note:
    ...
  • Ans. 

    Given an array and a target sum, find all pairs of elements that add up to the target sum.

    • Iterate through the array and for each element, check if the complement (target sum - current element) exists in a hash set.

    • If the complement exists, add the pair to the result list.

    • Sort the pairs based on the first element and then the second element.

    • Return the list of pairs as the final result.

  • Answered by AI

Interview Preparation Tips

Professional and academic backgroundI completed Computer Science Engineering from Delhi Technological University. I applied for the job as Software Engineer in DelhiEligibility criteriaNo percentage criteria(good in aptitude)Vertiv Co interview preparation:Topics to prepare for the interview - Array, oops, algorithms, data structures, stackTime required to prepare for the interview - 4 monthsInterview preparation tips for other job seekers

Tip 1 : Learn new things daily 
Tip 2 : Practice questions 
Tip 3 : Keep one question in mind to solve.

Application resume tips for other job seekers

Tip 1 : Description about your skills 
Tip 2 : Project details

Final outcome of the interviewSelected

Skills evaluated in this interview

Interview experience
4
Good
Difficulty level
-
Process Duration
-
Result
-
Round 1 - HR 

(2 Questions)

  • Q1. Salary expectation .
  • Q2. Why should I hire you?
Round 2 - One-on-one 

(2 Questions)

  • Q1. Mendix Advanced questions.
  • Q2. Everything which you mentioned in your resume.

I applied via Campus Placement and was interviewed in Feb 2022. There were 2 interview rounds.

Round 1 - Aptitude Test 

It was aptitude and technical MCQ questions round

Round 2 - Technical 

(2 Questions)

  • Q1. Technical interview- regarding skills mentioned in resume and projects
  • Q2. In same round hr interview was done

Interview Preparation Tips

Interview preparation tips for other job seekers - prepare well what you mentioned in resume.

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

Interview Questionnaire 

1 Question

  • Q1. Tell me about your self?

Interview Preparation Tips

Interview preparation tips for other job seekers - Explained you degree,working experience,work achievement in your job role,strength,weakness thats all

Efftronics Systems Interview FAQs

How many rounds are there in Efftronics Systems Firmware Engineer interview?
Efftronics Systems interview process usually has 2-3 rounds. The most common rounds in the Efftronics Systems interview process are Technical, Aptitude Test and HR.
How to prepare for Efftronics Systems Firmware Engineer 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 Efftronics Systems. The most common topics and skills that interviewers at Efftronics Systems expect are Embedded Systems and Firmware.
What are the top questions asked in Efftronics Systems Firmware Engineer interview?

Some of the top questions asked at the Efftronics Systems Firmware Engineer interview -

  1. Digital Electronics - FSM based design Programs - Generate square wave with 1KH...read more
  2. First we had lot of psychometric tests followed by medical checkup and a psycho...read more
  3. I'm only taking about offline interview which was held at efftronics office,BZA...read more

Tell us how to improve this page.

Efftronics Systems Firmware Engineer Interview Process

based on 2 interviews

1 Interview rounds

  • Technical Round
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Efftronics Systems Firmware Engineer Salary
based on 32 salaries
₹3.5 L/yr - ₹10 L/yr
50% less than the average Firmware Engineer Salary in India
View more details

Efftronics Systems Firmware Engineer Reviews and Ratings

based on 9 reviews

3.0/5

Rating in categories

3.6

Skill development

2.1

Work-life balance

2.5

Salary

2.4

Job security

2.2

Company culture

2.9

Promotions

3.6

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