Q. Hub is a term used with

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Q. Which of the following network access standard disassembler is used for connection station to a packet switched network?

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Q. A station in a network, forward incoming packets by placing them on its shortest output queue. What routing algorithm is being used?

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Q. Start and stop bits are used in serial communications for

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Q. Data security threats include

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Q. The cellular frequency reuse factor for the cluster size N is

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Q. Handoff is the mechanism that

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Q. All of the following are examples of real security and privacy risks except

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Q. Identify the incorrect statement:

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Q. The number of bits required for an IPV6 address is

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Q. A comparison of frequency division and time division multiplexing system shows that

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Q. If carrier modulated by a digital bit stream, has one one of the possible phase of 0, 90, 180 and 270 degrees, then modulation called

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Q. Consider the following statement :

(i) The bandwidth of the A.M., wave depends on the band width of the modulating signal.
(ii) The bandwidth of the A.M., wave depends on the modulation index.
(iii) The bandwidth of the F.M, wave for all practical purpose depends on the amplitude of the carrier.

Of these statements the correct statements are

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Q. A smart modem can dial, hangup and answer incoming calls automatically. Can you tell who provides the appropriate instructions to the modem for this purpose ?

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Q. Which of the following switching techniques is most suitable for interactive traffic ?

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Q. Frequency shift keying is used mostly in

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Q. The baud rate is

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Q. How much bandwidth is there in 1 micron of spectrum at a wavelength of 1 micron?

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Q. Which of the following file transfer protocols use TCP and establishes two virtual circuits between the local and remote server?

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Q. The threshold effect in demodulator is

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