Computer Networking The difference between a multiplexer and a statistical multiplexer is None of these Multiplexers often waste the output link capacity while statistical multiplexers optimize its use Multiplexer use X.25 protocol, while statistical multiplexers use the Aloha protocol Statistical multiplexers need buffers while multiplexers do not need buffers Multiplexers use Time Division Multiplexing (TDM) while statistical multiplexers use Frequency Division Multiplexing (FDM) None of these Multiplexers often waste the output link capacity while statistical multiplexers optimize its use Multiplexer use X.25 protocol, while statistical multiplexers use the Aloha protocol Statistical multiplexers need buffers while multiplexers do not need buffers Multiplexers use Time Division Multiplexing (TDM) while statistical multiplexers use Frequency Division Multiplexing (FDM) ANSWER DOWNLOAD EXAMIANS APP
Computer Networking The physical layer, in reference to the OSI model, defines data link procedures that provide for the exchange of data via frames that can be sent and received All of these None of these the interface between the X.25 network and packet mode device the virtual circuit interface to packet-switched service data link procedures that provide for the exchange of data via frames that can be sent and received All of these None of these the interface between the X.25 network and packet mode device the virtual circuit interface to packet-switched service ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Establishing a virtual connection is functionally equivalent to Physically connecting a DTE and DCE Connecting as virtual memory Placing a telephone call prior to a conversation None of these Placing a modem prior to a conversation Physically connecting a DTE and DCE Connecting as virtual memory Placing a telephone call prior to a conversation None of these Placing a modem prior to a conversation ANSWER DOWNLOAD EXAMIANS APP
Computer Networking In a synchronous modem, the receive equalizer is known as None of these adaptive equalizer statistical equalizer compromise equalizer impairment equalizer None of these adaptive equalizer statistical equalizer compromise equalizer impairment equalizer ANSWER DOWNLOAD EXAMIANS APP
Computer Networking A protocol is a set of rules governing a time sequence of events that must take place between modems across an interface between peers between an interface None of these between modems across an interface between peers between an interface None of these ANSWER DOWNLOAD EXAMIANS APP
Computer Networking What is the port number for NNTP? 80 79 70 119 None of these 80 79 70 119 None of these ANSWER DOWNLOAD EXAMIANS APP
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