I applied through university. I interviewed at Caterpillar (Coimbatore) in Aug 2020
Interview
First Round is an Online Test. They asked Aptitude, Logical, Reasoning, Verbal, Electrical, Electronics, Control Systems, Instrumentations...
Technical Round includes OS, C Prog, Electronics Basics, Electrical (Motors), Verilog(if done Project), Control Systems
Interview questions [1]
Question 1
Prepare your Resume very well as they will ask a lot from it, like from your projects, area of Interests etc., they covered electronics, OS, C Programming, Electrical, Control Systems
Some Common questions they asked were :
Difference between RISC and CISC
What is PID or PI or PD(Difference and explanation)
BJT vs. FET
Clipper Clamper circuits
muProcessor vs. muController
Induction and DC Motors
OPAMP and Amplifiers
Semaphore vs Mutex
Pointers
DSA
I applied through university. The process took 2 days. I interviewed at Caterpillar (Coimbatore) in Jul 2019
Interview
The first round was an online test. The test had three sections Quants, Logical and technical(Circuit Theory(Thevinin, star-delta conversion),Control Systems, Digital, C/C++).
Difficulty level : Medium. The next round was GD. We were asked to speak on two topics, One followed by the other. This went on for 20 minutes. The Next round was the technical and HR interview. Two people were in the panel, A HR person and a Technical person. The interview went for about 40 minutes.
Interview questions [1]
Question 1
1. Reason for the Earth pin being large?
2. Working of a BLDC motor? (My Project)
3. Advantages of AC over DC?
4. Difference between thyristor and Mosfet?
5. How will you trigger an IGBT?
6. Where have you used C?
7. How do you increase the speed of an Induction Motor?