Understanding Computer Components

What is the primary function of an input device?

• To provide data and control signals to a computer.

• To display output from a computer.

• To connect different hardware components together.

• To store data permanently in a computer.

Name three examples of output devices.

• Keyboard

• Monitor, Printer, Speakers

• Mouse

• Scanner

What type of storage device uses magnetic disks?

• Optical Disc Drive (ODD)

• USB Flash Drive

• Hard Disk Drive (HDD)

• Solid State Drive (SSD)

Explain the difference between SSD and HDD.

• SSDs are faster and more durable than HDDs, which use mechanical parts and are slower.

• HDDs are faster and more durable than SSDs.

• SSDs use mechanical parts while HDDs are solid-state.

• HDDs are more energy-efficient than SSDs.

What is the role of a power supply unit in a computer?

• The role of a power supply unit in a computer is to convert and supply electrical power to the internal components.

• To manage software applications.

• To store data permanently.

• To cool down the computer components.

How does a keyboard function as an input device?

• A keyboard converts keystrokes into electrical signals that the computer interprets as input.

• A keyboard displays images on the screen.

• A keyboard stores data in the computer's memory.

• A keyboard connects to the internet for online input.

What are the advantages of using USB flash drives for storage?

• High cost of storage

• Limited data transfer speed

• Fragility and susceptibility to damage

• Advantages of using USB flash drives for storage include portability, fast data transfer, durability, compatibility, and enhanced security.

Describe the purpose of a monitor as an output device.

• To input data into a computer system.

• The purpose of a monitor as an output device is to display visual information from a computer.

• To connect peripherals like printers and scanners.

• To store files and documents permanently.

What factors should be considered when choosing a power supply unit?

• Wattage, efficiency rating, form factor, connectors, brand quality, and additional features.

• Size, weight, packaging design

• Voltage rating, cooling system, color scheme

• Price, warranty period, customer reviews

What is the function of a graphics card in relation to output devices?

• The graphics card stores data for long-term use.

• The graphics card manages system memory allocation.

• The graphics card processes audio signals for speakers.

• The graphics card converts processed graphical data into a displayable format for output devices.