Which data structure is accessed using First-In, First-Out (FIFO) semantics?

Which operation adds a new element to the top of a stack?

What is the maximum number of nodes in a binary tree of height 3? (Assume single root node has height 0).

In C, what is the value of expression: sizeof(int)? (Assuming 32-bit standard environment where int is 4 bytes).

Let n be an odd number greater than 100. Consider a binary minheap with n elements stored in an array P whose index starts from 1.…

Consider a hash table P[0, 1, ..., 10] that is initially empty. The hash table is maintained using open addressing with linear pro…