Computer Networking An example of a medium-speed, switched communications service is All of these DDD Series 1000 Dataphone 50 None of these All of these DDD Series 1000 Dataphone 50 None of these ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Your switch has a port status LED that is alternating between green and amber. What could this indicate? The port is experiencing errors. The port is shut down. The port is in STP blocking mode. Nothing; this is normal. The port is experiencing errors. The port is shut down. The port is in STP blocking mode. Nothing; this is normal. ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Computers cannot communicate with each other directly over telephone lines because they use digital pulses whereas telephone lines use analog sound frequencies. What is the name of the device which permits digital to analog conversion at the start of a long distance transmission? Modem None of these Attenuation Teleprocessor Interface Modem None of these Attenuation Teleprocessor Interface ANSWER DOWNLOAD EXAMIANS APP
Computer Networking A 6-MHz channel is used by a digital signaling system utilizing 4-level signals. What is the maximum possible transmission rate? None of these 6 Mband/sec 24 Mbaud/sec 12 Mbaud/sec 1.5 Mbaud/sec None of these 6 Mband/sec 24 Mbaud/sec 12 Mbaud/sec 1.5 Mbaud/sec ANSWER DOWNLOAD EXAMIANS APP
Computer Networking HMP (Host Monitoring Protocol) is: None of these a TCP/IP high level protocol for transferring files from one machine to another. a protocol that handles error and control messages a TCP/IP protocol used to dynamically bind a high level IP Address to a low-level physical hardware address a protocol used to monitor computers None of these a TCP/IP high level protocol for transferring files from one machine to another. a protocol that handles error and control messages a TCP/IP protocol used to dynamically bind a high level IP Address to a low-level physical hardware address a protocol used to monitor computers 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 3 only 2 only 2 and 3 only 1 and 4 3 only 2 only 2 and 3 only 1 and 4 ANSWER DOWNLOAD EXAMIANS APP
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