Answer to Question #153300 in Computer Networks for Frikang Evangeline

Question

Write down two differences between Complex Instruction Set (CISC) and Reduced Instruction Set (RISC) in Instruction Set Architecture (ISA) used in microprocessor

 

Answer 1

RISC;

The instructions have simple fixed formats with few addressing modes.

CISC;

The instructions have variable formats with several complex addressing modes.

RISC;

In a cycle, one or more instructions can be executed.

CISC;

More than one cycle may be required for executing a single instruction.