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MCQ

Q.

In geosynchronous orbit, satellite

A

remains in a fixed position so that as earth rotates, it can fully cover the earth

B

remains in a fixed position related to points on earth

C

moves faster than the earth's rotation so that it can cover larger portion of earth.

D

moves simultaneously

E

None of the above

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MCQ

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Which of the following provides a storage mechanism for incoming mail but does not allow a user to download messages selectively?

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SMTP

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DHCP

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The _____ houses the switches in token ring.

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nine-pin connector

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The difference between synchronous and asynchronous transmission is the clocking derived from the data in synchronous transmission

B

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None of the above

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The slowest transmission speeds are those of

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twisted-pair wire

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coaxial cable

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fiber-optic cable

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microwaves

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CPU

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card reader

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card punch

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line printer

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None of the above

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