Year 8 Under the hood Knowledge Check

What does CPU stand for? (1 Point)

• Central Programming Unit

• Central Processing Unit

• Computer Processing Unit

• Central Power Unit

Which part of the computer is known as the “brain”? (1 Point)

• Hard Drive

• RAM

• CPU

• Graphics Card

What is the primary function of the CPU? (1 Point)

• To store data permanently

• To execute instructions and perform calculations

• To manage power supply

• To display images on the screen

Which type of memory is used by the CPU to store data temporarily while processing? (1 Point)

• Hard Drive

• SSD

• RAM

• USB Drive

Which of the following is a type of permanent storage? (1 Point)

• RAM

• Cache Memory

• Hard Drive

• CPU Registers

What does SSD stand for? (1 Point)

• Solid-State Drive

• Super Storage Device

• Static Storage Disk

• Serial Storage Device

Which of the following is an example of an input device? (1 Point)

• Monitor

• Printer

• Keyboard

• Speaker

Which of the following is an example of an output device?

• Mouse

• Webcam

• Microphone

• Monitor

What is the primary purpose of an output device?

• To store data

• To process instructions

• To display or output data

• To enter data into the computer

Which of the following devices is both an input and an output device?

• Keyboard

• Touchscreen

• Scanner

• Printer