G8 Computer Fundamentals Quiz

What is the main function of an input device?

• To store data for future use

• To convert binary into decimal

• To allow data to be entered into a computer

• To control data processing

Which of these is an output device?

• Webcam

• Printer

• Mouse

• Microphone

Where is the ALU located?

• In the motherboard

• In the hard drive

• Inside the CPU

• In the system unit's cooling fan

What is the role of the Control Unit in the CPU?

• Perform arithmetic calculations

• Store frequently used data

• Coordinate and manage CPU activities

• Display processed results

Why is the CPU often called the “brain” of the computer?

• It stores files permanently

• It receives internet signals

• It controls input devices

• It processes all instructions and data

Which best describes the Fetch stage in the FDE cycle?

• Deciding which instruction to run next

• Performing the instruction

• Getting the instruction from memory

• Storing the result of an instruction

What happens during the Decode stage of the FDE cycle?

• The instruction is copied to the screen

• The CPU determines what action to take

• The program is saved to memory

• The result is sent to the output device

Which part of the CPU temporarily holds data being processed?

• SSD

• Register

• ALU

• USB

Why does clock speed affect CPU performance?

• It determines the number of files saved

• It changes the size of storage

• It measures how fast instructions are processed

• It increases the number of output devices

What is a “core” in a CPU?

• A type of storage

• A physical wire for power supply

• An individual processing unit

• A part of the motherboard