In the algorithm to load a job in a single-user system, the program counter is initially set to ____.
A) the address of the last memory location
B) the number of instructions
C) zero
D) the address of the first memory location

Question

Quizplus · Accepted Answer

The program counter is a register that holds the address of the next instruction to be executed. Therefore, in order to start executing a job, the program counter must be set to the address of the first memory location where the job is loaded. Hence, the initial value of the program counter is the address of the first memory location.

In the Algorithm to Load a Job in a Single-User