Computer Networking Which of the following network access standard is used for connecting stations to a packet-switched network? X.25 X.3 None of these X.75 X.21 X.25 X.3 None of these X.75 X.21 ANSWER DOWNLOAD EXAMIANS APP
Computer Networking A 4 KHz noiseless channel with one sample every 125 per sec, is used to transmit digital signals. Find the bit rate (bits per second) that are sent, if CCITT 2.048 Mbps encoding is used. 64 Kbps 500 Kbps 32 Kbps 8 Kbps None of these 64 Kbps 500 Kbps 32 Kbps 8 Kbps None of these ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Which of the following device is used to connect two systems, especially if the systems use different protocols? gateway bridge None of these repeater hub gateway bridge None of these repeater hub ANSWER DOWNLOAD EXAMIANS APP
Computer Networking A batch processing terminal would not include a card punch card reader None of these line printer CPU card punch card reader None of these line printer CPU ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Most data communications involving telegraph lines use: narrowband channels None of these dialed service simplex lines wideband channels narrowband channels None of these dialed service simplex lines wideband channels ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Bus is None of these a collection of interconnected functional units that provides a data communications service among stations attached to the network the condition when two or more stations attempt to use the same channel at the same time a continuous frequency capable of being modulated or impressed with a second signal one or more conductors that some as a common connection for a related group of devices None of these a collection of interconnected functional units that provides a data communications service among stations attached to the network the condition when two or more stations attempt to use the same channel at the same time a continuous frequency capable of being modulated or impressed with a second signal one or more conductors that some as a common connection for a related group of devices ANSWER DOWNLOAD EXAMIANS APP
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