Computer Networks and Mobile Network Generations

Vocabulary flashcards covering the basic definitions of computer networks, network types, and mobile network generations based on the lecture notes.

Network

A setup where $2$ or more computers are connected together to share information, data, and files.

LAN (Local Area Network)

A network type that covers a small area and is the fastest, operating at $100\text{ mps}$.

MAN (Metropolitan Area Network)

A network type covering a large city or town with moderate to fast speed.

WAN (Wide Area Network)

A network type covering a country, whole country, or distance where speed is slow and varies.

Mobile Network

A cellular network that operates using cell towers, with generations including 1G, 2G, 3G, 4G, and 5G.

1G

First generation mobile network from the 1980s that was analog, only allowed voice calls, and had very poor quality.

2G

Second generation digital mobile network that provided better voice, added SMS text messages, and slow internet.

3G

Third generation mobile network that provided internet on phones and video calling, but was slow.

4G/LTE

4th generation mobile network that provides fast broadband internet on phones to watch YouTube, Netflix, and make video calls.