Computer Network Basics

What is a computer network?

• A group of computing devices connected to exchange files.

• A single computing device.

• A type of software application.

• A hardware component.

What is a Local Area Network (LAN)?

• A collection of connected devices in one physical location.

• A network that spans a city.

• A network that connects multiple LANs.

• A network that connects users across countries.

What is a Metropolitan Area Network (MAN)?

• A network that usually spans a city or large campus.

• A network that connects devices in a single home.

• A network that connects multiple WANs.

• A network that is used for local communication.

What is a Wide Area Network (WAN)?

• A network that extends over a large geographical area.

• A network that connects devices in a single room.

• A network that is limited to a small area.

• A network that connects only wireless devices.

What are network devices?

• Electronic devices necessary for communication on a network.

• Software applications for managing networks.

• Only routers and switches.

• Devices that only connect to the internet.

What is the function of a hub in a network?

• To connect LAN components with identical protocols.

• To filter packets and manage data flow.

• To route data between different networks.

• To amplify signals over long distances.

What is the role of a switch in a network?

• To improve network efficiency by maintaining routing information.

• To connect devices without any filtering.

• To serve as a gateway between networks.

• To block unauthorized access.

What does a router do?

• Routes data from one network to another.

• Connects devices in a single network.

• Amplifies signals for long distances.

• Filters data packets.

What is a modem?

• A device that converts digital signals to analog.

• A type of network switch.

• A device that connects multiple networks.

• A firewall for network security.

What is the purpose of a repeater?

• To amplify signals for longer distances.

• To connect different networks.

• To filter data packets.

• To manage data flow between segments.