Computer Networking 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? 14 slots 1 slots 10 slots None of these 5 slots 14 slots 1 slots 10 slots None of these 5 slots ANSWER DOWNLOAD EXAMIANS APP
Computer Networking 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? 30 150 None of these 100 80 30 150 None of these 100 80 ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Modulation in which the two binary values are represented by two different amplitudes of the carrier frequency is known as Amplitude modulation None of these Amplitude Amplitude-shift keying Aloha Amplitude modulation None of these Amplitude Amplitude-shift keying Aloha ANSWER DOWNLOAD EXAMIANS APP
Computer Networking 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. STP UTP TI PSTN Fiber-optic STP UTP TI PSTN Fiber-optic ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Communication circuits that transmit data in both directions but not at the same time are operating in a simplex mode a full-duplex mode None of these an asynchronous mode a half-duplex mode a simplex mode a full-duplex mode None of these an asynchronous mode a half-duplex mode ANSWER DOWNLOAD EXAMIANS APP
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