Computer Networking The _____ layer is the layer closest to the transmission medium. network physical data link None of these transport network physical data link None of these transport ANSWER DOWNLOAD EXAMIANS APP
Computer Networking What is the name of the device that connects two computers by means of a telephone line? bus None of these cable Tape modem bus None of these cable Tape modem ANSWER DOWNLOAD EXAMIANS APP
Computer Networking What is the main difference between DDCMP and SDLG? DDCMP has a message header None of these SDLC has a IP address SDLC does not use CRC DDCMP does not need special hardware to final the beginning of a message. DDCMP has a message header None of these SDLC has a IP address SDLC does not use CRC DDCMP does not need special hardware to final the beginning of a message. ANSWER DOWNLOAD EXAMIANS APP
Computer Networking On a class B network, how many subnets are available with a subnet mask of 248? 62 6 30 126 2 62 6 30 126 2 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. Network collisions occur Cable terminators do not reflect the signal properly Cable terminators do not absorb the signal properly Repeaters cannot increase the signal strength sufficiently "Line echo" occurs due to the impedance of the cable Network collisions occur Cable terminators do not reflect the signal properly Cable terminators do not absorb the signal properly Repeaters cannot increase the signal strength sufficiently "Line echo" occurs due to the impedance of the cable ANSWER DOWNLOAD EXAMIANS APP
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