Why do we need virtual device drivers when we have physical device drivers?
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Can a pointer be volatile ?
What does malloc do? What will happen if we have a statement like malloc(sizeof(0));
Can a volatile be constant? Like
Tell me is count down_to_zero loop better than count_up_loops?
please send me the faq's in technical interviews on cand datastructures , unix(shell scripting).
What is pass by value and pass by reference? How are structure passed as arguments?
Tell me what are real-time embedded systems?
Scope of static variables?
What is the significance of watchdog timer in es?
Tell me what is interrupt latency? How can you reduce it?
What is the main function of multiplexed address/data bus?
What are the most common errors you've found in embedded systems?