Software and Hardware Basics

What is the main purpose of an operating system?

• To predict the weather

• To manage computer hardware and software resources

• To play video games

• To cook breakfast

Give an example of an input device.

• Monitor

• Mouse

• Headphones

• Keyboard

Explain the function of a printer as an output device.

• The function of a printer is to play music

• The function of a printer is to scan documents

• The function of a printer as an output device is to produce physical copies of electronic documents or images.

• The function of a printer is to cook food

Name three computer hardware components.

• HDD

• CPU, RAM, GPU

• Keyboard

• Motherboard

Which operating system is commonly used on Apple computers?

• Linux

• macOS

• iOS

• Windows

How does a mouse function as an input device?

• A mouse functions by reading brain waves to control the cursor movement.

• A mouse functions by projecting holographic images onto the computer screen.

• A mouse functions by detecting motion and translating it into cursor movement on a computer screen.

• A mouse functions by emitting sounds that are interpreted by the computer as commands.

What is the role of a monitor in a computer system?

• Drives the computer

• Plays music

• Displays visual output from the computer

• Cooks food

List the main components of a CPU.

• Memory Unit, Control Unit, Registers, Cache, Clock

• Arithmetic Logic Unit (ALU), Control Unit, Memory Unit, Cache, Clock

• Arithmetic Logic Unit (ALU), Control Unit, Registers, Memory Unit, Clock

• Arithmetic Logic Unit (ALU), Control Unit, Registers, Cache, Clock

What is the function of RAM in a computer?

• RAM is used to cool down the computer system

• RAM stores data and instructions temporarily for the CPU to access quickly.

• RAM is responsible for displaying graphics on the screen

• RAM functions as a backup storage for long-term data

Name a popular operating system used in smartphones.

• Linux

• iOS

• Windows

• Android