When prog is executed how many times will the number 3 be printed?

Virtual Addressing using Segmentation

Sparsely used address spaces are poor candidates for multi-level page tables.

When a user program attempts to access virtual address 0x6da9, what will be the first page accessed (decimal)?

What is the size of a virtual address?

For the same address space size, having smaller pages means you will have smaller page tables.

What will be the first TLB hit with the same TLB size and replacement policy as before?

Look at the code for the prog and other programs shown below.  Assume all function and system calls are successful, output occurs immediately, and all the necessary includes are present.

Paging

In order to execute a getpid system call, what interrupt should a process execute?