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 is the main function of the CPU?

• To carry out processing of the data.
• To help with playing games.
• To fetch instructions from memory, decode them and execute the instructions.
• To heat up the computer.

What is the job of the control unit?

• It carries out calculations
• It stores information.
• It does nothing.
• It controls the input and output of data to make sure that it gets to the right place.

What are registers used for?

• To check that students are in school.
• To temporarily hold bits of data needed by the CPU.
• To make sure that the CPU runs properly.
• To make the CPU faster.

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

What is a bus?

• A circuit that connect one part of CPU to other components.
• A type of long term memory
• A type of permanent memory
• A method of transport

What is a bus?

• A circuit that connect one part of CPU to other components.
• A type of long term memory
• A type of permanent memory
• A method of transport

ALU stands for

• Arithmetic Logic unit 
• Arithmetic Legal unit 
• Anti Logic unit 
• Arithmetic Logic undo

Clock Speed is usually measured in...

• Mhz

• Ghz

• Hz

• Rhz