IT Participation 6

The transmission mode which allows both communicating devices to transmit and receive data simultaneously is

• Half duplex

• Simplex

• Full duplex

• None of these

------ does not come under the guided media.

• Twisted Pair

• Optical fibres

• Coaxial cable

• Microwave

LAN stands for------------

• Long area network

• Local area network

• Local audible network

• Limited area network

The network device that connects two or more networks together and whose aim is to trace the best route for the information to travel is ......................

• Hub

• Router

• Gateway

• Switch

-------------supports the highest bandwidth and faster transmission rate.

• Coaxial cable

• Twisted-pair cable

• UTP cable

• Fiber optic cable

A computer network, which provides long-distance transmission of data, images, and sound over a large distance, is ............

• LAN

• MAN

• WAN

• CAN

The URL http://www.uni.edu is associated with------------

• commercial organization

• an educational institution

• a military establishment

• None of these

Cryptography relies on ----------

• key

• encryption Algorithm

• decryption algorithm

• all of these

Twisted-pair cable is an example of unguided media for data communication.

• True

• False

Hub is also called as protocol converter.

• false

• true