Wednesday, 9 September 2009

unit 5 module 5.1

1.) The components used in a network

· A Computer of some sort
· That computer needs a NIC (network interface card)
· Rj-45 cable
· A network switch or hub (switches are better)
· Fiberoptic
· Server
· Print server
· Nas (network area storage)


2.) What these items do

Computer
Well pretty self explanatory you need this in the first place.

NIC (network interface card)
This is what the rj-45 cable plugs in to a computer

Rj-45 cable
This carries all the data between the network, pc, servers, Ect.

A network switch or hub (switches are better)
This puts more than one Rj cable in to one so there is less cables

Fiberoptic
This is a very fast data transfer cable used to transfer lots of data with only a small amount of cabling

Print server
This manages the things you print .it also links all the printers together so its easier to find the one you are looking for.

Nas (network area storage)
This is a file server it can store all the network files on it.


3.) Why hubs are better than switches

Well switches are more efficient and send the items to there destination, where as hubs send the item to all the network pcs and wait for one to say that it will take it.

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