Fetch Decode Execute

Main

Memory

Current

Control

Perform arithmetic operations

Store data

Direct operations of the processor

Manage input/output devices

Control Unit

Arithmetic/Logic Unit

Memory Unit

Output Device

It deletes the program.

It locates where the program is stored in the main memory.

It prints the program.

It compresses the program.

Fetch

Decode

Execute

Store

To print documents

To execute programs

To delete files

To store data

The processor fetches an instruction from the program.

The processor executes one instruction at a time.

The instruction is decoded by the processor.

The processor stores the result.

Fetch

Decode

Execute

Store

Decode

Execute

Fetch

Store

Stores it

Deletes it

Carries out actions

Sends it to the printer