Which one of the following is not used in media access control?

(a)

ethernet

(b)

digital subscriber line

(c)

fiber distributed data interface

(d)

none of the mentioned

Which of the following type of network contains Bluetooth as its example?

(a)

personal area network

(b)

local area network

(c)

virtual private network

(d)

none of the mentioned

Identify the twisted pair cable in which metal casing improves penetration of noise or crosstalk.

(a)

insulated twisted pair cable

(b)

Shielded twisted pair cable

(c)

Unshielded twisted pair cable

(d)

Both A & B

ASCII stands for___________.

(a)

American Standard Code for Information Interchange

(b)

American Scientific Code for International Interchange

(c)

American Standard Code for Intelligence Interchange

(d)

American Scientific Code for Information Interchange

Identify the network security system that uses rules to control incoming and outgoing network traffic.

(a)

Firewall

(b)

Cookies

(c)

Hacking

(d)

Crackers

What is electronic commerce?

What is spamming?

What do you understand by the term node in computer networks?

Differentiate Web page, Web browser and a Web Server.

Write short notes on the following: a) Hub b) Switch c) Gateway

Write the specific functions of
a) Subscriber Channel (SC)
b) Straight-Tip (ST)
c) MT-RJ connector.

Explain the types of computer networks based on its size, distance and the structure.

Mention the types of wireless technologies we are using. Write in brief on each of them.