Understanding Computer Fundamentals

What is a block diagram of a computer?

• A detailed technical manual of computer architecture.

• A list of software applications used in computers.

• A diagram showing only the external features of a computer.

• A visual representation of a computer's main components and their interconnections.

Name three types of input devices.

• Printer

• Keyboard, Mouse, Scanner

• Projector

• Monitor

What are output devices and give two examples.

• Speakers and headphones

• Examples of output devices include a monitor and a printer.

• Scanner and webcam

• Keyboard and mouse

Differentiate between memory and storage devices.

• Memory devices are used for permanent data storage, while storage devices are used for temporary data access.

• Memory devices are long-term and non-volatile, while storage devices are temporary and volatile.

• Memory devices are temporary and volatile, while storage devices are long-term and non-volatile.

• Memory devices can store large amounts of data, while storage devices have limited capacity.

What is the purpose of USB ports?

• To connect devices for audio output

• The purpose of USB ports is to connect devices for data transfer and power supply.

• To charge devices only

• To serve as a video output port

List two types of printers and their uses.

• 1. Inkjet Printer: Used for high-quality photo printing and color documents. 2. Laser Printer: Used for high-volume text printing.

• Thermal Printer: Used for high-quality photo printing.

• 3D Printer: Used for printing textiles.

• Dot Matrix Printer: Used for scanning documents.

What is an operating system?

• A network protocol for data transmission.

• An operating system is software that manages computer hardware and software resources.

• A type of computer hardware component.

• A programming language used for software development.

What are the main features of Windows OS?

• Main features of Windows OS include GUI, multitasking, hardware support, security features, and software compatibility.

• Limited hardware compatibility

• Single-tasking environment

• Command line interface only

Define LAN and WAN connections.

• LAN is a type of internet connection; WAN is a type of wireless connection.

• LAN is used for mobile devices; WAN is used for stationary devices.

• LAN connects devices in a small area; WAN connects devices over large distances.

• LAN connects devices globally; WAN connects devices locally.

How do you connect to a network?

• Connect via USB cable

• Use a VPN service

• Restart the router

• Select the network, enter credentials, and confirm the connection.