Computer Networking Which of the following device is used with an X.25 network to provide service to asynchronous terminals Packet assembler/disassemble bridges None of these repeater gateway Packet assembler/disassemble bridges None of these repeater gateway 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? 150 100 30 80 None of these 150 100 30 80 None of these ANSWER DOWNLOAD EXAMIANS APP
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? 1 slots 14 slots 5 slots 10 slots None of these 1 slots 14 slots 5 slots 10 slots None of these ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Which of the following communications modes support two-way traffic but in only one direction of a time? full-of the above half-duplex three-quarters duplex None of these simplex full-of the above half-duplex three-quarters duplex None of these simplex ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Which of the following characteristics is not true of NetBEUI? Routable None of these Fast for small networks to Self-tuning Little configuration required Highly-customizable Routable None of these Fast for small networks to Self-tuning Little configuration required Highly-customizable ANSWER DOWNLOAD EXAMIANS APP
Computer Networking A smart modem can dial, hang up and answer incoming calls automatically. Can you tell who provides the appropriate instruction to the modem for this purpose? Communications software Error detecting protocols None of these Telecommunications Link access procedure (LAP) Communications software Error detecting protocols None of these Telecommunications Link access procedure (LAP) ANSWER DOWNLOAD EXAMIANS APP
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