Computer Basics & Hardware

What is the primary function of a CPU in a computer system?

• Execute instructions and perform calculations

• Store data permanently

• Manage network connections

• Control the monitor display

Name two examples of input devices commonly used with computers.

• Monitor

• Printer

• Speaker

• Keyboard, Mouse

What is the purpose of RAM in a computer?

• RAM is used to temporarily store data and instructions for the CPU to access quickly.

• RAM is used to store long-term data on the computer.

• RAM is responsible for displaying graphics on the screen.

• RAM is used to cool down the computer components.

Explain the difference between HDD and SSD storage devices.

• HDD uses spinning disks, SSD uses flash memory chips.

• HDD and SSD both use spinning disks.

• HDD is faster than SSD in terms of data transfer speed.

• HDD uses flash memory chips, SSD uses spinning disks.

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

• The motherboard is responsible for displaying graphics on the screen.

• The motherboard acts as the central hub for all hardware components in a computer system.

• The motherboard is only necessary for laptops, not desktop computers.

• The motherboard controls the temperature of the computer system.

List three examples of output devices used with computers.

• Monitor, Printer, Speaker

• Mouse

• Scanner

• Keyboard

What is the function of a graphics card in a computer?

• A graphics card is responsible for typing text on a computer screen

• Graphics cards are used to store data in a computer

• The function of a graphics card in a computer is to render images and videos for display.

• The function of a graphics card is to cool down the computer

Describe the importance of a power supply unit (PSU) in a computer setup.

• A PSU is not necessary as the computer components can function without it.

• The PSU is crucial for converting AC power to DC power, providing stable power to computer components, and protecting against power surges.

• The PSU is only needed for aesthetic purposes in a computer setup.

• Having a PSU in a computer setup can slow down the performance of the system.

What are the main components of a computer system?

• CPU, RAM, storage, input devices, output devices, motherboard

• GPU, SSD, monitor, keyboard, mouse

• Operating system, software, antivirus, firewall, browser

• Power supply, fan, case, cables, network adapter

How does a mouse function as an input device?

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

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

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

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