Most of the question were from my current and previous projects on which I was working. I liked this way of interviewing as no fancy programming questions were asked which we never use in practical.
Firmware Engineer Interview Questions
2,136 firmware engineer interview questions shared by candidates
Microcontrollers, Coding, Job description, Resume work done
Describe about the project you did in school
what Testcases would you give the given scenario, testing their security camera products. Experiences in the past, difficulties in testing and how you overcome them. multi tasking and how you manage stressful environment. Technical questions on your previous experiences.
C, pointer, linked list, and memory-related questions.
All questions were related to C language programming as well as Linux commands and debugging. The interview was done by 2 employees who went over the process
// get_time() -- return local system time #define MAX_ERROR 5 #define TIME 10 // rc can be 0 or 1. 0 - good, 1 - error. while (1) { bool rc = doSomething(); checkRC(rc); } // Exit Program, if errors > MAX_ERROR in last TIME seconds void checkRC(bool rc) { }
Deep copy of a linked list with random pointerO(1) memory
What is a syscall? Circular linked list racers problem.
1. given an array nums and int x, how can you check if x is in nums, after writing the code: how many comparisons does the code have and how can you minimize the number of comparisons in the code, 2. threads problem that requires writing a code with mutexes and locks
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