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51
Eight stations are competing for the use of the shared channel using the modified Adaptive free walk protocol by Gallager. If the stations 7 and 8 are suddenly become ready at once, how many bit slots are needed to resolve the contention?
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Answer: Option B
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52
When two computers communicate with each other, they send information back and forth. If they are separated by a reasonable distance, they can send and receive the information through a direct cable connection which is called a null-modem connection. Presently what is the maximum distance in metres permitted in this null-modem connection?
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Answer: Option C
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53
Modulation in which the two binary values are represented by two different amplitudes of the carrier frequency is known as
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Answer: Option A
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54
You have been contracted to install a windows NT network in an office that is located in a strip mall. The office is located next to the power plant of the building, so a UPS (uninterruptible power supply) has already been installed. What type of cable should you use for the network cabling? Choose the best answer.
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Answer: Option E
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55
Communication circuits that transmit data in both directions but not at the same time are operating in
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Answer: Option B
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56
In a synchronous modem, the digital-to-analog converter transmits signal to the
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Answer: Option A
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57
If the client receives an address from a DHCP server, what is the only information available in the Network Properties dialog box?
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Answer: Option C
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58
An internetworking protocol that provides virtual circuit service across multiple X.25 protocol, is
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Answer: Option A
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59
Which of the following TCP/IP protocol is used for transferring files from one machine to another?
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Answer: Option D
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60
Which of the following is an example of bounded medium?
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Answer: Option D
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