Computer Networking How often are BPDUs sent from a layer 2 device? Every 2 seconds Every 30 seconds Every 10 minutes Never Every 2 seconds Every 30 seconds Every 10 minutes Never ANSWER DOWNLOAD EXAMIANS APP
Computer Networking You want to improve network performance by increasing the bandwidth available to hosts and limit the size of the broadcast domains. Which of the following options will achieve this goal? Managed hubs Switches Switches configured with VLANs Bridges Managed hubs Switches Switches configured with VLANs Bridges ANSWER DOWNLOAD EXAMIANS APP
Computer Networking After coding a document into a digital signal, it can be sent by telephone, telex or satellite to the receiver where the signal is decoded and an exact copy of the original document is made. What is it called? Word processor Facsimile Telex None of these Electronic mail Word processor Facsimile Telex None of these Electronic mail ANSWER DOWNLOAD EXAMIANS APP
Computer Networking For connecting modem, a computer must be equipped with a port that conforms to the RS-232 standard of the Electronic Industries Association of America. What do the letters 'RS' stand for? Recognised standard None of these Recommended standard Random sequence Registered source Recognised standard None of these Recommended standard Random sequence Registered source ANSWER DOWNLOAD EXAMIANS APP
Computer Networking The difference between a multiplexer and a statistical multiplexer is Multiplexers often waste the output link capacity while statistical multiplexers optimize its use None of these Multiplexers use Time Division Multiplexing (TDM) while statistical multiplexers use Frequency Division Multiplexing (FDM) Statistical multiplexers need buffers while multiplexers do not need buffers Multiplexer use X.25 protocol, while statistical multiplexers use the Aloha protocol Multiplexers often waste the output link capacity while statistical multiplexers optimize its use None of these Multiplexers use Time Division Multiplexing (TDM) while statistical multiplexers use Frequency Division Multiplexing (FDM) Statistical multiplexers need buffers while multiplexers do not need buffers Multiplexer use X.25 protocol, while statistical multiplexers use the Aloha protocol ANSWER DOWNLOAD EXAMIANS APP
Computer Networking The _____ houses the switches in token ring. transceiver MAU None of these nine-pin connector NIC transceiver MAU None of these nine-pin connector NIC ANSWER DOWNLOAD EXAMIANS APP
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