I applied through college or university. The process took 6 months. I interviewed at Efftronics Systems (Vijayawāda) in Jan 2025
Interview
Initially we have a screening test which is based on the aptitude, digital electronics and c programming. After that in the on-site we have an another exam that is based on c ans Digital electronics. The second exam is so much tough that we need to practice ans finally the interview based on the exam you have written in the on-site office
Interview questions [1]
Question 1
You will given a condition and you have to create a state machine diagram.
I applied through college or university. I interviewed at Efftronics Systems (Mangalagiri) in Mar 2026
Interview
there are 3 exams, 1) maths,2)digital electronics,3)embedded c programming questions. Prime numbers and square wave generator in microcontrollers. AND THEN INTERVIEW BASED ON THE ANSWERS WRITTEN BY US in the exam and few questions like what is flip flop , difference between sequential and combinational circuits
Interview questions [1]
Question 1
embedded c coding question, program counter, flip flop, relay circuit, instruction length,
3 rounds
1. Started of with the psychometric test(basix questions).
2 . 2 questions on digital electronics system design (1 hour)
3. 2 questions on controller programming (c or assembly based on your choice] {1hour]
Interview questions [1]
Question 1
1. prime number
2. generate a square wave of 50 Hz
I applied through college or university. The process took 2 weeks. I interviewed at Efftronics Systems (Vijayawāda) in May 2025
Interview
Written test Technical 1 interview Technical 2 interview Hr interview Whole day in the office food is provided questions are about the role based upon the answers u have written the interview will be
