Components of the CPU Flashcards
1
Q
EXTRA: What is the instruction set of a CPU?
A
The list of instructions a CPU is able to execute.
2
Q
Control Unit
A
The control unit (CU) is a component of a computer’s central processing unit (CPU) that directs the operation of the processor. It tells the computer’s memory, arithmetic/logic unit and input and output devices how to respond to a program’s instructions.
3
Q
ALU
A
Arithmetic Logic Unit performs arithmetic (+,-,×,÷) and logic (AND, OR, NOT, etc) operations
4
Q
EXTRA: What happens if an instruction isn’t found in the instruction set?
Why might an instruction not be in the CPU’s instruction set?
A
The program will crash
The program may’ve been corrupted.
