Computer Networking Carrier is a continuous frequency capable of being modulated or impressed with a second signal the condition when two or more sections attempt to use the same channel at the same time One or more conductors that serve as a common connection for a related group of devices a collection of interconnected functional units that provides a data communications service among stations attached to the network None of these a continuous frequency capable of being modulated or impressed with a second signal the condition when two or more sections attempt to use the same channel at the same time One or more conductors that serve as a common connection for a related group of devices a collection of interconnected functional units that provides a data communications service among stations attached to the network None of these ANSWER DOWNLOAD EXAMIANS APP
Computer Networking The main difference between synchronous and asynchronous transmission is the clocking is mixed with the data in asynchronous transmission the pulse height is different. the bandwidth required is different None of these the clocking is derived from the data in synchronous transmission the clocking is mixed with the data in asynchronous transmission the pulse height is different. the bandwidth required is different None of these the clocking is derived from the data in synchronous transmission ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Which transmission mode is used for data communication along telephone lines? Asynchronous None of these Parallel Synchronous Serial Asynchronous None of these Parallel Synchronous Serial ANSWER DOWNLOAD EXAMIANS APP
Computer Networking What frequency range is used for microwave communications, satellite and radar? Super High Frequency : 3000 MHz to 30000 MHz Medium Frequency : 300 kHz to 3 MHz Extremely High Frequency :30,000 MHz Low Frequency : 30 kHz to 300 kHz None of these Super High Frequency : 3000 MHz to 30000 MHz Medium Frequency : 300 kHz to 3 MHz Extremely High Frequency :30,000 MHz Low Frequency : 30 kHz to 300 kHz None of these ANSWER DOWNLOAD EXAMIANS APP
Computer Networking X.21 is network access standard for connecting stations to a circuit-switched network None of these a very common bit-oriented data link protocol issued by ISO a method access control technique for multiple-access transmission media a method of determining which device has access to the transmission medium at any time network access standard for connecting stations to a circuit-switched network None of these a very common bit-oriented data link protocol issued by ISO a method access control technique for multiple-access transmission media a method of determining which device has access to the transmission medium at any time ANSWER DOWNLOAD EXAMIANS APP
Computer Networking A 8-Mbps token ring has a token holding timer value of 10 msec. What is the longest frame (assume header bits are negligible) that can be sent on this ring? 80,000 B frame 8000 B frame 10,000 B frame 8 x 105 bit frame 80,000 B frame 8000 B frame 10,000 B frame 8 x 105 bit frame ANSWER DOWNLOAD EXAMIANS APP
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