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Firmware Development Engineer Interview Questions
2,355 firmware development engineer interview questions shared by candidates
How to multiply two numbers without using multiplication? In as much detail as you can, describe the C compilation process
1. Swap nibbles in a number
1) Why do you want to switch to Qualcomm? 2) A couple of DSP related questions 3) A couple of bit manipulation question 4) One algorithm question (merge sort pseudo-code)
Describe why OFDM works as well as it does. Describe QAM modulation and the effects of channel offsets
What kind of filter is this? y(n) = summation from i = 0 to i = M [ (1/M)*x(n-i) ]
Implement (in C) an algorithm to return size of the longest palindrome found inside given null-terminated char buffer.
implement serial driver. write function to detect lower case and if not convert to upper case .
Questions about linked lists, arrays, pointer implementation. Also about non-volatile memory, and a reasoning question.
Given a function rand() that returns 0 in probability of 0.5 and 1 in 0.5, write a function that generates a number between 0 - n-1 in uniform distribution. that is, for every x in {0,...,n-1} , P(random() == x) = 1/n.
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