Computer Network: Complete Guide for Beginners (2026)

Computer network is nothing but collection of computers connected with a LAN cables or Ethernet cable or RJ45 cables to make communication easy and sharable.
Explanation:rendu kante ekkuva computers oka danitho marokati communicate avvalanna leka resource share chesukovali anna manam computer network vadathamu.
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Types of computers network

There are four types of computer network.these network is used for range of network.

• 1.PAN

• 2.LAN

• 3.MAN

• 4.WAN

1.PAN:
✓Pan full form is personal area network.
✓This network is used for our personal use.and personal computer or laptops.
✓these pan network range is 5meters
✓example of pan is personal hotspot, bluetooth.

Explanation:👇👇👇

Manam mana mobile phone lo use chese personal hotspot and Bluetooth pan network kinda vastayi.Aa 5meters distance dhatithe manaki connection anedhi disable avuthundi.so,e roju nunchi manam vade network enti ante Personal area network.

2.LAN
✓LAN full form is local area network
✓These network is used for communication among computer in the range of 150-350computers.
✓example for lan is computer labs in colleges, offices.
✓Range of LAN is 1km-2km.

Explanation:👇👇👇

Manaki oka 100-300computers ki network kavali manam pan tho connect cheyalem kabatti LAN ni introduce chesaru.e network tho anni systems ki network ivvochu .manam e LAN ni 1km nunchi 2km varaku vadukovochu.

3.MAN
✓MAN full form is metropolitan area network.
✓collection of LANs are called as MAN
✓range of MAN is 50km -150km.
✓example for man is wifi connection in towns or cities.

Explanation:👇👇👇

Manam towns lo cities chuste andari intiki wifi connection untundi.ela vallaki network vastundi ante behind MAN network undatam valana.

4.WAN
✓WAN full form is wide area network
✓range of wan is unlimited and huge.
✓WAN is used in geographical areas.
✓country wise we are using network is WAN.

Explanation:👇👇👇

Manam mobile network use chestunnam dhaniki vache network manam e place lo unna vastundi e country lo unna vastundi .adhi Ela possible ante manam WAN network a particular sim network vallu use cheyatam valana.sim network ante example jio, Airtel, vodaphone,etc…..?