Y10 Computer Hardware: CPU

What is the purpose of the CPU?

• To process all the data and instructions.
• To turn the computer on.
• To create PowerPoint presentations.
• To provide power to the computer.

What are the two other parts of the CPU that you learned?

• RAM & ROM
• Hard Drive & Motherboard
• The ALU and Cache

Which level of cache is the fastest but has the smallest capacity?

• Level 1
• Level 2
• Level 3
• Level 4

What happens at the Decode step of the fetch-decode-execute cycle?

• The CPU makes sense of the instructions.
• The CPU fetches the information from RAM.
• The instructions are executed.

What does CPU stand for?

• Control Processing Unit
• Central Processing Unit
• Central Power Unit
• Center Power Unit

Which of the following is a job of the control unit?

• To start up the computer
• To manage the fetch decode execute cycle
• To create presentations
• To carry out calcul

Which of the following is an example of 'main memory'.

• Hard Drive
• USB Drive
• RAM
• ROM

How does clock speed affect computer performance?

• The higher the clock speed the slower the computer will run.
• It improves the amount you can store on the computer.
• The higher the clock speed the better the performance.
• It will make loading program slower

What is cache memory?

• A very large, temporary memory
• A very small but expensive memory
• It is used to store data and programs permanently
• It is a type of payment

Without a CPU the computer would not work.

• true
• FALSE