Computer Networking How many pairs of stations can simultaneously communicate on Ethernet LAN? 2 3 None of these 1 multiple 2 3 None of these 1 multiple 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? 80 None of these 100 30 150 80 None of these 100 30 150 ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Which one of the following network uses dynamic or adaptive routing? None of these SNA(IBM's System Network Architechture) ARPANET TYMNET None of these SNA(IBM's System Network Architechture) ARPANET TYMNET ANSWER DOWNLOAD EXAMIANS APP
Computer Networking The geostationary satellite used for communication systems remains stationary relative to the earth None of these is positioned over equator rotates with the earth All of these remains stationary relative to the earth None of these is positioned over equator rotates with the earth All of these ANSWER DOWNLOAD EXAMIANS APP
Computer Networking What is the name of the device that connects two computers by means of a telephone line? modem None of these bus cable Tape modem None of these bus cable Tape ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Which of the following refers to the terms "residual error rate"? signal to noise ratio divided by the ratio of energy per bit to noise per hertz the probability that one or more errors will be detected when an error detection mechanism is used the number of bit errors per twenty four hours of continuous operation on an asynchronous line The probability that one or more errors will be undetected when an error detection scheme is used None of these signal to noise ratio divided by the ratio of energy per bit to noise per hertz the probability that one or more errors will be detected when an error detection mechanism is used the number of bit errors per twenty four hours of continuous operation on an asynchronous line The probability that one or more errors will be undetected when an error detection scheme is used None of these ANSWER DOWNLOAD EXAMIANS APP
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