Which is the first network used to exchange information?

(a)

CNNET

(b)

NSFNET

(c)

ASAPNET

(d)

ARPANET

Identify the device that forwards packets between networks by processing the routing information included in the packet.

(a)

bridge

(b)

firewall

(c)

router

(d)

all 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

Define Computer network.

What is electronic commerce?

What is spamming?

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

Differentiate 3G and 4G communication.

Differentiate Web page, Web browser and a Web Server.

Switches are usually preferred over a hub. Why?

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

Draw an outline for the following:
a) Coaxial Cable

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

Define Topology. Explain different topologies using schematic diagram.

Define wired technology. Explain the common types of bounded media in the data transmission.

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

Explain the applications of internet.