@konika_3264228 @nashrah_3330150
- Binary search,
- Bubble sort,
- Pattern printing, (example - floyd’s triangle)
- Reversing a string using pointers,
- Detecting loop in Linked List,
- Program for Prime Numbers
- Fibonacci series
- Factorial using recursion
Hope this helps. Practice on geeksforgeeks, hackerrank. There are a lot of coding problems available of all levels.
All the best! 
[Note: I have not applied/attended the interview. I read many interview experiences and gathered this information]