Explain about the projects I have already done
Embedded Software Interview Questions
6,900 embedded software interview questions shared by candidates
How does a pos work with backend ?
1) Explain what is embedded system in a computer system? 2) Mention what are the essential components of embedded system? 3) Mention how I/O devices are classified for embedded system?
What is your capstone project?
The hiring manager asked me to design a circuit that would propagate current from a power source to a light bulb.
Find the greatest value inside an integer array.
Mostly based on things listed on resume. Basic C questions on key words like static, const, volatile. Pointers, semaphores, mutexes. Different memory regions: .bss, .data, .txt. What does ISR return? What happens when interrupt occurs. What is a reset vector. Asked to write me a static circular queue. Asked to write a decoder driver given a DMA address. Asked to write a binary search tree given a pointer to a pointer.
one of the questions was about unit testing.
C++ Programming, OOP concept, Project and Domain knowledge
How set an arduino to build an ir sensing bot
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