Computer Network (Basic Computer Awareness Knowledge/Govt Exams) MCQ's




Question 1 :
_____terminals (formerly known as cash registers) are often connected to complex inventory and sales computer systems.

  1. Point-of-sale (POS)
  2. Data
  3. Sales
  4. Query
  

Question 2 :
Usually, in MSDOS, the primary hard disk drives has the drive letter __

  1. A
  2. B
  3. D
  4. C
  

Question 3 :
from the physical computer__shares characteristics with both hardware and software

  1. All the above
  2. Software
  3. Data
  4. Operating system
  

Question 4 :
A remote batch-processing I operation in which data is solely input to a central computer would require

  1. telegraphp line
  2. none of the above
  3. mixed bad channel
  4. simplex lines
  

Question 5 :
If you wish to extend the length of the network without having the signal degrade, you would use a

  1. repeater
  2. switch
  3. gateway
  4. router
  

Question 6 :
What should be the extension to execute files?

  1. .EXE
  2. All of the above
  3. .COM
  4. .BAT
  

Question 7 :
Multi user systems provided cost savings for small business because they use a single pro-cessing unit to link several

  1. Personal computers
  2. Dumb terminals
  3. Workstations
  4. Mainframes
  

Question 8 :
Which of the following terms is just the connection of networks that can be joined together?

  1. Virtual private network
  2. Internet
  3. None of these
  4. Intranet
  

Question 9 :
In OSI network architecture, the routing is performed by

  1. data link layer
  2. network layer
  3. .transport layer
  4. session layer
  

Question 10 :
Which of the following communications lines is best suited to interactive processing appJIcatjons?

  1. narrow band channel
  2. simplex lines
  3. mixed band channels
  4. full duplex lines
  

Question 11 :
How much power (roughly) a light emitting diode can couple into an optical fiber?

  1. 100 picowatts
  2. 440 microwatts
  3. 100 microwatts
  4. 10 miliwatts
  

Question 12 :
The loss in signal power as light travels down the fiber is called

  1. interruption
  2. progragation
  3. scattering
  4. attenuation
  

Question 13 :
A characteristic of a file server is which of the following ?

  1. Acts as a fat client and is limited to one PC
  2. Manages file operations and is limited to one PC
  3. Acts as a fat client and is shared on a network
  4. Manages file operations and is shared on a network
  

Question 14 :
Which runs on computer hardware and serve as platform for other software to run on?

  1. Application Software
  2. Opera ti ng System
  3. System Software
  4. All the above
  

Question 15 :
Which of hte fallowing is considered a broad band communication channel?

  1. coaxial cable
  2. fiber optics cable
  3. all of above
  4. microwave circuits
  

Question 16 :
Which is not the function of the Operating System?

  1. Memory management
  2. Disk management
  3. Virus Protection
  4. Application management
  

Question 17 :
Which of the following is not a transmission medium?

  1. telephone lines
  2. . modem
  3. coaxial cables
  4. microwave systems
  

Question 18 :
The receive equilizer reduces delay distortions using a

  1. gearshift
  2. descrambler
  3. tapped delay lines
  4. difference engine
  

Question 19 :
When a computer is first turned on or restarted, a special type of absolute.loader called _ is executed

  1. Compile and Go loader
  2. Bootstrap loader
  3. Boot loader
  4. Relating loader
  

Question 20 :
Wh ch of the following might be used by a company to satisfy following communications needs?

  1. front end processor
  2. all of the above
  3. controller
  4. concentrator ,,
  

Question 21 :
Which of the following-Operating System does not implement multitasking truly? ^

  1. Windows 98
  2. Windows NT
  3. Windows XP
  4. MS DOS
  

Question 22 :
Office LANs that are spread geographically apart on a large scale can be connected using a corporate ??

  1. CAN
  2. WAN
  3. DAN
  4. LAN
  

Question 23 :
Ina synchronous modem, the receive equilizer is known as

  1. impariment equilizer
  2. adaptive equilizer
  3. statistical equilizer
  4. compromise equilizer
  

Question 24 :
Which one amongst them is not an inter network ?

  1. LAN
  2. WAN
  3. MAN
  4. All are internet works
  

Question 25 :
Servers are computers that provide resources to the other computers connected to a _

  1. Mainframe
  2. Network
  3. Super computer
  4. Client
  

Question 26 :
Multiplexing involves_ path and _ channel.

  1. one, one
  2. multiple, one
  3. one, multiple
  4. multiple, multiple
  

Question 27 :
__ is used in operating system to separate mechanism from policy

  1. Two level implementation
  2. Single level implementation
  3. Multi level implementation
  4. All of the above
  

Question 28 :
Computer connected to a LAN {Local Area Network) can

  1. share information and/or share peripheral equipment
  2. go on line
  3. run faster
  4. E-mail
  

Question 29 :
A communications device that combines transmissions from several I/O devices into one line is a

  1. concentrator
  2. modifier
  3. full-duplex line
  4. multiplexer
  

Question 30 :
The operating system manages

  1. all the above
  2. Processes
  3. Disks and I/O devices/
  4. Memory
  
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