Computer Networking What is the number of separate protocol layers at the serial interface gateway specified by the X.25 standard? None of these 4 3 6 2 None of these 4 3 6 2 ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Which of the following device is used to connect two systems, especially if the systems use different protocols? bridge None of these hub gateway repeater bridge None of these hub gateway repeater ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Which of the following file retrieval methods use hypermedia? Archie None of these Veronica WAIS HTTP Archie None of these Veronica WAIS HTTP ANSWER DOWNLOAD EXAMIANS APP
Computer Networking An error-detecting code inserted as a field in a block of data to be transmitted is known as flow control Error detecting code Checksum Frame check sequence None of these flow control Error detecting code Checksum Frame check sequence None of these ANSWER DOWNLOAD EXAMIANS APP
Computer Networking In a synchronous modem, the digital-to-analog converter transmits signal to the None of these terminal equalizer demodulator modulator None of these terminal equalizer demodulator modulator ANSWER DOWNLOAD EXAMIANS APP
Computer Networking A group of 2m - 1 routers are interconnected in a centralized binary tree, with router at each tree node. Router I communicate with router J by sending a message to the root of the tree. The root then sends the message back down to J. Then find the mean router-router path length. 2 (2m - 1) 2 (m - 2) (2m - l)/mJ m - 1 2 (2m - 1) 2 (m - 2) (2m - l)/mJ m - 1 ANSWER DOWNLOAD EXAMIANS APP
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