Computer Networking Essentials Quiz

Computer Network Fundamentals

• A computer network is a group of interconnected devices that communicate with each other to share resources and exchange data.

Purpose of a Computer Network

• The primary purpose of a computer network is to enable communication, resource sharing, and information exchange between devices.

Connecting Devices

• Ethernet technology is commonly used to connect devices in a computer network, using twisted-pair or fiber optic cables.

LAN (Local Area Network)

• A LAN is a computer network that spans a small geographic area, typically within a building or campus, and is used to connect devices in a limited area.

Networking Devices

• A switch is a networking device that operates at the Data Link Layer (Layer 2) of the OSI model, responsible for forwarding data packets between devices on the same network.

DNS (Domain Name System)

• The purpose of DNS in a computer network is to translate human-readable domain names into IP addresses that devices can understand, enabling devices to communicate with each other.