Unit_3 quiz

A sequence of microinstructions constitutes a

• micro operations

• micro instructions

• microprogram

• none

Expand CAR

• Control Address resource

• Control address register

• control allocation register

• none

Which is true for a typical RISC architecture?

• Microporgrammed control unit

• Microprocessor control unit

• Micro performance control unit

• none

Fixed logic circuits that correspond directly to the Boolean expressions are used to generate the control signals.

• Microprogrammed control unit

• Hardwired control unit

• control uni

• none

___ is a word whose individual bits represent various control signals.

• Control variable

• control word

• memory word

• all

A sequence of micro-instructions is called a micro-program, which is stored in a ROM or RAM is called

• Memory

• control unit

• control memory

• main memory

The next-address logic of the sequencer determines the specific address source to be loaded into the

• contol word

• control available register

• control address register

• Address register

In symbolic micro instruction format CD feild specifies one of the following conditions

• U,I,S,Z

• U,P,Z,C

• U,P,Y,Z

• U,E,I,Z

Example of an Branch instruction

• BSA

• BUN

• JMP

• none

What does CD stand for microinstruction format

• Conditon decoder

• Condition code for branching

• Condition coder

• none