Data Communication & Networking Objective Questions and Answers - 1

Question: 1

A ___ is a data communications network that covers a relatively broad geographic area and that often uses transmission facilities provided by common carriers, such as telephone companies.

(A) LAN

(B) WAN

(C) MAN

(D) SAN

Question: 2

What is Unicode?

(A) Keyboard Layout

(B) Character Encoding System

(C) Software

(D) Standard Font

Question: 3

Which of the following protocols uses both TCP and UDP?

(A) Telnet

(B) SMTP

(C) DNS

(D) FTP

Question: 4

A communication network which is used by large organizations over regional, national or global area is called

(A) LAN

(B) MAN

(C) WAN

(D) Internet

Question: 5

____ is a system in which computers are inter-connected and the geographical spread may be within a building to 1 kilometer.

(A) LAN

(B) WAIN

(C) Main

(D) All of these