The technical interview can be tough if you don't have a solid electrical engineering background. Asked me questions such as given a battery and two wires how can you find the capacitance of the battery? Difference between heap and stack? What do you know about I^2C protocol? and other similar questions. I was surprised the questions were so difficult considering it was an entry level position.
Find the error of a simple C program.
How does a cherry pick works in git
Can a same interrupt handler be assigned to multiple interrupts? Can Malloc, printf statements be called from ISR?
Deep copy vs Shallow Copy
What are the voltage levels of RS232
What is a rentrant function?
What is an emulator?
Then asked how to draw a design diagram for a home appliance. It takes me almost 40 minutes to complete
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