Multiple Choice Questions for Data Communication and Networking

Q.152 LAN is useful for.......

(A) railway 

(B) bank 

(C) businessman 

(D) transport 

(E) None of these 

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Q.153 Telephone broadcast is an example of..........transmission.

(A) Simplex

(B) Half duplex

(C) Full duplex

(D) Automatic

(E) None of these 

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Q.154  A parity bit is : 

(A) used to indicate upper case letters 

(B) the last bit in a byte 

(C) the first bit in a byte 

(D) use to detect errors 

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Q.155  The first computer network of the world is.........

(A) I net

(B) NSF net

(C) Arpanet

(D) V net

(E) None of these 

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Q.156  Which of the following techniques needs source device and destination device in line of sight for data transfer?

(A) LAN

(B) Bluetooth

(C) WAN

(D) Infrared 

(E) All

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Q.157  When more computers are connected at one place, it is called

(A) LAN

(B) WAN

(C) Infinite 

(D) WON

(E) DON

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Q.158  Bank's ATM facility is an example of.........

(A) LAN

(B) WAN

(C) Mixed networking

(D) Multipurpose 

(E) None of these

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Q.159  Which of the following is not of the same group?

(A) Internet 

(B) Apple talk

(C) Bus 

(D) Ring

(E) None of these 

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Q.160  WAN is not useful for -

(A) Ministry of Foreign affair

(B) Foreign banks

(C) Municipality 

(D) Airport

(E) None of these

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