11. | A list of protocols used by a system, one protocol per layer, is called |
a. | protocol architecture |
b. | protocol stack |
c. | protocol suit |
d. | none of the mentioned |
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Answer: (b).protocol stack
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12. | Network congestion occurs |
a. | in case of traffic overloading |
b. | when a system terminates |
c. | when connection between two nodes terminates |
d. | none of the mentioned |
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Answer: (a).in case of traffic overloading
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13. | Which one of the following extends a private network across public networks? |
a. | local area network |
b. | virtual private network |
c. | enterprise private network |
d. | storage area network |
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Answer: (b).virtual private network
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14. | The IETF standards documents are called |
a. | RFC |
b. | RCF |
c. | ID |
d. | IEEE |
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Answer: (a). RFC
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15. | The structure or format of data is called |
a. | Syntax |
b. | Semantics |
c. | Struct |
d. | None of the mentioned |
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Answer: (a).Syntax
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16. | Communication between a computer and a keyboard involves ______________ transmission |
a. | Automatic |
b. | Half-duplex |
c. | Half-duplex |
d. | Simplex |
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Answer: (d).Simplex
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17. | The first Network was |
a. | CNNET |
b. | NSFNET |
c. | ASAPNET |
d. | ARPANET |
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Answer: (d).ARPANET
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18. | The _______ is the physical path over which a message travels |
a. | path |
b. | Medium |
c. | Protocol |
d. | Route |
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Answer: (b).Medium
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19. | Which organization has authority over interstate and international commerce in the communications field? |
a. | ITU-T |
b. | IEEE |
c. | FCC |
d. | ISOC |
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Answer: (c).FCC
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20. | Which of this is not a network edge device? |
a. | PC |
b. | Smartphones |
c. | Servers |
d. | Switch |
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Answer: (d).Switch
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