Data Communication and Networking MCQs

1.

Which of following is a small single site network 

   A.) LAN
   B.) DSL
   C.) RAM
   D.) USB

Answer: Option 'A'

LAN

2.

Demultiplexing by a time division multiplexer occurs based on the ________.

   A.) the position of data within a frame
   B.) the position of a frame within a group of frames
   C.) the activity of a connected device
   D.) the priority assigned to a connected device

Answer: Option 'A'

the position of data within a frame

3.

What is used to identify whether a data word has an odd or even number of 1's? 

   A.) Cary bit 
   B.) Zero bit
   C.) Parity bit
   D.) Sign bit

Answer: Option 'C'

Parity bit

4.

On the large scale, geographically spreaded LAN's office are connected by using

   A.) CAN
   B.) LAN
   C.) DAN
   D.) WAN

Answer: Option 'D'

​WAN

5.

Information utilities.

   A.) are usually free
   B.) can be used to send electronic mail.
   C.) are run by companies that sell time on their time shared mainframe computers
   D.) Both (A) and (B)

Answer: Option 'D'

Both (A) and (B)

Data Communication and Networking MCQs Download Pdf

Recent Posts