Most Important & Most Repeated MCQs

Who invented the computer?

•
No Comments
  • Christopher
  • Charles Babbage
  • Douglas Carl Engelbart
  • Federico Fagin
  • b

  • Computer was also called Analytical Engine.
    Computer was invented during 1833-1871

View More Details »

What are fiber optic cables used for:

•
No Comments
  • to pass electricity
  • to transmit data
  • to get X-ray
  • None of these
  • b

  • The fiber optic cable first time used on 22nd April 1977.

View More Details »

Windows Explorer is an/a :

•
No Comments
  • Utility Program
  • Educational Software
  • Reference Software
  • Entertainment Software
  • a
View More Details »

To add an internet card in computer, it must have an open:

•
No Comments
  • USB Port
  • Expansion Slot
  • Bay
  • Bus
  • b
View More Details »

All Computers must have:

•
No Comments
  • Word Processor
  • Keyboard
  • Operating System
  • Printer Attached
  • c
View More Details »

In MS-Word shortcut key CTRL + W is used for:

•
No Comments
  • Close the current Window
  • Open the dialogue Box
  • Update the Web Page
  • None of these
  • a
View More Details »

Communication Channel is shared by all the machines on the network in:

•
No Comments
  • Multi-Cast Network
  • Broadcast Network
  • Uni-Cast Network
  • None of these
  • b
View More Details »

1 nibble is equal to:

•
No Comments
  • 02 Bit
  • 04 Bit
  • 04 Byte
  • None of these
  • b
View More Details »

A ………. Is a data communication system nearby buildings.

•
No Comments
  • WAN
  • LAN
  • MAN
  • None of these
  • b

  • LAN stands for Local Area Network.

View More Details »

What is diameter of Earth?

•
No Comments
  • 12000 Km
  • 13000 Km
  • 13756 Km
  • 12742 Km
  • d

  • Radius of the Earth is 6371 Km.

View More Details »