I applied through a recruiter. The process took 1 day. I interviewed at Mantra Softech
Interview
Interviewer asked about Introduction and Asked question of C concepts and programming questions in C and technical experitse like bluetooth and matter protocol and communication protocols in embedded systems.
and lastly related to any quesions from my side?
Interview questions [1]
Question 1
Process consists of given questions
Set, Clear and Toggle bit program in C in one function
passing pointer into function and change value of it in main
question regarding dangling pointers
reverse integer number program
I interviewed at Mantra Softech (Lucknow) in Jun 2021
Interview
The profile was shortlisted and then HR contacted me. The interview was scheduled after 2-3 days. The 1st technical round was Telephonic interview. The interviewer sounded like a professional and decent guy.
Interview questions [1]
Question 1
1) Some basic question like Tell me about yourself, etc.
2) About the projects that I have worked on.
3) Different protocols like:
what is a difference between RS-232 & RS-485? There ranges, application.
How many types of Registers are there in Modbus.
About I2C protocol.
How does the data-packet (or Frame) structure looks like in I2C?
Frame structure of I2C for Writing to a Device.
Frame structure of I2C for Reading from a Device.
4) What is Volatile Keyword in C.
5) Where will be the static variable in C be saved (in which section of memory)?