COMPUTER NETWORKS

What kind of transmission medium is most appropriate to carry data in a computer network that is exposed to electrical interferences?

• Unshielded twisted pair

• Optical fiber

• Coaxial cable

• Microwave

Which one of the following is not a network topology?

• star

• ring

• bus

• peer to peer

The term WAN stands for?

• wide area net

• wide area network

• wide access network

• wide access net

Which of this is not a guided media?

• a) Fiber optical cable

• b) Coaxial cable

• c) Wireless LAN

• d) Copper wire

Fiber optics posses following properties __________

• elcetromegnetic in nature

• no noise

• secure

• all of the above

Radio channels are attractive medium because __________

• a) Can penetrate walls

• b) Connectivity can be given to mobile user

• c) Can carry signals for long distance

• d) All of the mentioned

Data communication system within a building or campus is________

• LAN

• WAN

• MAN

• PAN

Which network topology requires a central controller or hub?

• STAR

• HYBRID

• RING

• MESH

What is the max data transfer rate of STP cables?

• a) 10 Mbps

• b) 100 Mbps

• c) 1000 Mbps

• d) 10000 Mbps

Arrange the Following Types of Networks according to their size, from largest to smallest?

• LAN MAN WAN

• MAN WAN LAN

• WAN LAN MAN

• WAN MAN LAN