A telephonic interview was followed by an onsite interview. The interview lasted the whole day.

There were about five rounds of interviews, followed by a meeting with the team manager and HR.

They observed performance throughout the day and made a decision based on the consensus of the whole team at the end of the day.

1. Bit twiddling hacks, such as checking the number of bits set.

2. Memory management and allocation without malloc in embedded systems.

3. Fencing conditions for memory.

4. The importance of the LTE Zadoff-Chu sequence and where it is used.

5. Various channels in LTE.

6. Merging linked lists.

7. Questions based on operator precedence.

8. What purpose do scrambling and interleaving serve?

9. Checking if a number is a power of 2.

10. Function to pointer, pointer to function, and their differences.

11. Storage classes in C.