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Question 1Asked in DSSSB PGT Computer Science (Technical), 11 Jul 2021

What is the function ofs the program counter register?

  1. AIt holds the operand address
  2. BIt holds the address of current instruction
  3. CIt holds the address of previous instruction
  4. DIt holds the address of next instruction
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Correct answer: (D) It holds the address of next instruction

Explanation

The program counter always holds the address of the next instruction to be fetched; it is incremented (or loaded with a branch target) after each fetch.

From DSSSB PGT Computer Science PYQ (Technical), 11 Jul 2021

This is question 1 of DSSSB PGT Computer Science PYQ (Technical), 11 Jul 2021. See all questions of this paper with answers, or attempt the paper as a timed online test to get your score and all-India rank.