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Question 73Asked in DSSSB TGT Computer Science (Technical), 12 Sep 2025, Shift 2 (1:00 PM)

In designing a microprogrammed control unit, what is stored in the control memory?

  1. AAddressing modes for memory access
  2. BMicroinstructions that define control signals
  3. CMachine-level instructions
  4. DData values used by the CPU
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Correct answer: (B) Microinstructions that define control signals

Explanation

In a microprogrammed control unit, the control memory (usually ROM) holds the microprograms, i.e. sequences of microinstructions whose bits generate the control signals.

From DSSSB TGT Computer Science PYQ (Technical), 12 Sep 2025, Shift 2 (1:00 PM)

This is question 73 of DSSSB TGT Computer Science PYQ (Technical), 12 Sep 2025, Shift 2 (1:00 PM). 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.