Year 8- Computer Systems Quiz 2

All computer systems follow what process?

• Process, Output, Input
• Output, Process, Input
• Input, Output, Process
• Input, Process, Output

What does CPU stand for?

• Calculation Processing Unit

• Central Processing Unit

• Computer Processing Unit

• Control Processing Unit

The CPU is known as the [blank] of the computer

• soul
• heart
• engine
• brain

The job of the CPU is to

• Tell the computer to shut down

• Tell the computer its location

• Process data and instructions

• Tell the user what to do

The CPU follows the [blank] cycle

• Fetch-Decode-Execute cycle
• Fetch-Decode-Decode cycle
• Fetch-Execute-Execute cycle
• Fetch-Execute-Decode cycle

CPU speed is measured in

• Hertz (Hz)
• Volts
• Bits
• Bytes

What is the job of RAM?

• Current data and instructions

• RAM is used for long-term storage of files
• RAM controls the computer's power supply
• RAM is responsible for managing the internet connection

What happens to the performance of the computer if you increase RAM?

• The computer crashes
• The computer becomes slower
• The computer loses data
• The performance of the computer improves.

What is the job of ROM?

• Plays music and videos
• Stores and boot-up instructions and BIOS information

• Manages internet connectivity
• Stores contact information

3.3GHz is how many instructions per second

• 3.3 million instructions per second
• 3.3 thousand instructions per second
• 3.3 billion instructions per second
• 3.3 instructions per second