Computer Networking The frequency range : 300 kHz to 3 MHz is used for TV transmission AM radio transmission FM radio transmission microwave communications, satellite and radar None of these TV transmission AM radio transmission FM radio transmission microwave communications, satellite and radar None of these ANSWER DOWNLOAD EXAMIANS APP
Computer Networking A terminal multiplexer has six 1200 bps terminals and 'n' 300bps terminals connected to it. The outgoing line is 9600bps. What is the maximum value of n? 16 4 28 8 16 4 28 8 ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Which layer of OSI determines the interface of the system with the user? Application Network None of these Data-link Session Application Network None of these Data-link Session ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Ethernet networks can be cabled in a number of topologies, depending on what works best in each environment. As more nodes are added, the efficiency of Ethernet decreases. Select the best answer as to why Ethernet becomes less efficient as size increases. "Line echo" occurs due to the impedance of the cable Repeaters cannot increase the signal strength sufficiently Cable terminators do not reflect the signal properly Cable terminators do not absorb the signal properly Network collisions occur "Line echo" occurs due to the impedance of the cable Repeaters cannot increase the signal strength sufficiently Cable terminators do not reflect the signal properly Cable terminators do not absorb the signal properly Network collisions occur ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Which fields are contained within an IEEE Ethernet frame header?1. Source and destination MAC address2. Source and destination network address3. Source and destination MAC address and source and destination network address4. FCS field 2 only 1 and 4 2 and 3 only 3 only 2 only 1 and 4 2 and 3 only 3 only ANSWER DOWNLOAD EXAMIANS APP
Computer Networking You have purchased a MAU (Multistation Access Unit) from your computer supplier and now must decide what type of network card you should install in the workstations. Which of the following would be the most appropriate? Token-Ring Ethernet Fast SCSI Wide ArcServe None of these Token-Ring Ethernet Fast SCSI Wide ArcServe None of these ANSWER DOWNLOAD EXAMIANS APP
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