You may OMIT any ONE question. You MUST indicate which question is to be omitted by circling its number and writing the word OMIT next to it. All values are in decimal unless otherwise specified. Microinstructions control switches which control access to internal CPU components. The EU communicates with the BIU to access primary storage.
All instructions execute within the instruction register.
The opcode of each instruction causes the instruction translation and execution to take place. Electronic Basic Computer Device Interface Circuit. A major internal CPU component. An acronym for a type of firmware. A peripheral interface standard.