Simplified guide of MCQs for Exams, Interviews

Sub Topic: Data Communication

1 .  The transfer of data from one place to another is called

  • A. Data Processing
  • B. Data Distribution
  • C. Data Communication

Correct Answer:

Data Communication


2 .  Word 16 bits is

  • A. 65536
  • B. 64526
  • C. 32526
  • D. 33333
  • E. 65540

Correct Answer:

65536


3 .  Coaxial and fiber cables are examples of media

  • A. Guided
  • B. Un-guided

Correct Answer:

Guided


4 .  Data transmission speed of wire pair is

  • A. 9600 bps
  • B. 9500 bps
  • C. 3500 bps
  • D. 3895 bps

Correct Answer:

9600 bps


5 .  Frequency is measured in

  • A. Data
  • B. Hertz
  • C. Bandwidth

Correct Answer:

Hertz


6 .  A set of raw, unprocessed facts figures and symbols is called

  • A. information
  • B. Data
  • C. Code
  • D. Raw

Correct Answer:

Data


7 .  To send data, instruction and information you need a

  • A. Sending Device
  • B. Receiving Device
  • C. Communication Device

Correct Answer:

Sending Device


8 .  An Arrangement in which data is transmitted in both direction at a time is called

  • A. Simplex
  • B. Full duplex
  • C. Half duplex
  • D. Multi duplex

Correct Answer:

Full duplex


9 .  Alalog signal is measured in

  • A. Volts
  • B. Pulses
  • C. Watts
  • D. Hertz
  • E. Frequency

Correct Answer:

Volts


10 .  Data is transmitted block by block in

  • A. Asynchronous mode
  • B. Synchronous mode

Correct Answer:

Synchronous mode