Question

What is the characteristics of a good instruction format?

Answer 1

Answer:

Instruction Components. Instruction in memory has two parts: opcode and operands. The operands are subjects of the operation, such as data values, registers, or memory addresses. Due to variety of opcodes and operands, instructions may occupy different sizes of bytes in memory

Answer 2

• Instruction is made up 3 main components:-

1. Operation code (op code)
2. Mode
3. Memory location or address

• Characteristics of a good instruction format:

1. All three components must be present
2. Each element is necessary as it contains the information about the instruction to be executed.
3. The entire group of instructions is called an instruction set.