Computer Communication Flashcards
What is a LAN?
Local area network
What is a WAN?
Wide area network
What are network interface cards?
Each device on a network needs one, it generates and receives electrical signals and carries out simple addressing
It has a MAC address stored in ROM so the network can be identified
What are hubs?
Hardware which connects network devices making them a single network segment and transmits a single to all devices
What is a switch?
Similar to a hub but can act as a bridge it is different to a hub because it only sends the data to a specific intended device
What is a bridge?
Something which connects more than one network and allows them to function as one
What is a wireless access point?
Connects to a LAN without cables however they increase security risks
What is a router?
Receives data in packet form and sends it to its destination they often direct traffic through large networks like the Internet
What is each device on a network called?
A node
