In a microprogrammed control unit, control signals are determined by instructions stored in which location?

Options

  • A. Control memory
  • B. Input buffer only
  • C. Output device register only
  • D. Cache data only
  • E. None of the above

Correct Answer (Detailed Explanation is Below)

A. Control memory

Detailed Explanation

Explanation: A microprogrammed control unit uses microinstructions stored in control memory. These microinstructions specify the control signals needed to perform machine-level operations.