15.02.23

---------- is a collection of two or more computers that are interconnected with each other to share information.

• Computer network

• Computer Technology

• Transmission medium

• A)    None

---------- is a set of rules.

• Internet

• Protocols

• Client

• 1.      Server

OSI was established in ----------. 

• 1950

• 1947

• 1931

•      1989

--------- is a middle layer

• Transport layer

• Session layer

• Physical layer

• Data link  layer

--------- One of the oldest and most common transmission media

• Magnetic media

• Twisted pair

• Fire Optics

• None