Computer Networking A communications device that combines transmissions from several I/O devices into one line is a: full-duplex line concentrator modifier None of these multiplexer full-duplex line concentrator modifier None of these multiplexer ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Which of the following modes are valid when a switch port is used as a VLAN trunk?1. Blocking2. Dynamic auto3. Dynamic desirable4. Nonegotiate5. Access6. Learning 2, 3 and 4 2, 4, and 5 1, 2 and 6 4, 5 and 6 2, 3 and 4 2, 4, and 5 1, 2 and 6 4, 5 and 6 ANSWER DOWNLOAD EXAMIANS APP
Computer Networking When a router is connected to a Frame Relay WAN link using a serial DTE interface, how is the clock rate determined? By the far end router By the Physical layer bit stream timing By the clock rate command Supplied by the CSU/DSU By the far end router By the Physical layer bit stream timing By the clock rate command Supplied by the CSU/DSU ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Maximum data rate of a channel for a noiseless 3-kHz binary channel is None of these 6000 bps 3000bps 1500 bps None of these 6000 bps 3000bps 1500 bps ANSWER DOWNLOAD EXAMIANS APP
Computer Networking On a class B network, how many hosts are available at each site with a subnet mask of 248? 16,382 4,094 8,190 2,046 1,022 16,382 4,094 8,190 2,046 1,022 ANSWER DOWNLOAD EXAMIANS APP
Computer Networking What is the port number for POP3? 110 80 49 90 110 80 49 90 ANSWER DOWNLOAD EXAMIANS APP
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