The Central Processing Unit (CPU) - Weebly

The Central Processing Unit (CPU)

Understanding computers

3rd Edition

Objectives

? Draw a block diagram of the main components of a computer: input, processor, output and storage

? Explain what RAM and ROM are used for

? Distinguish between main memory and permanent storage devices

? Name the three stages in the Fetch Execute Cycle

? Define Hz, MHz and GHz and state how these relate to the speed of the processor

The Central Processing Unit (CPU) Understanding Computers

What are these components?

The Central Processing Unit (CPU) Understanding Computers

The components of a computer

Input Output

Central Processing

Unit (CPU)

Storage

Main Memory

The Central Processing Unit (CPU) Understanding Computers

Fetch ? Decode ? Execute cycle

Fetch Decode

Execute

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