1.

2.

3.

Computer

Network)

Shared

Resource)

File Server)

Communication Chanel)

Workstation or Terminal)

Network Operation

System)

Resources)

4.

LAN)

Host Computer

Receiver)

Transmitter)

UTP) STP)

5. Workstation or Terminal)

Workstation)

Terminal)

Host

Network Interface

Card :NIC)

6.

Modem : Modulator Demodulator)

Digital)

Analog)

Hub)

Star)

File Server

Workstation

7.

Windows NT , Linux , Novell

Netware , Windows XP ,Windows 2000 ,

Solaris , Unix

8.

TOPOLOGY)

1.

bus

topology)

9.

2.

ring topology)

10. 3.

star topology)

hub)