Computer Networking Which of the following is a voiceband channel? Coaxial cable None of these Telephone line Telegraph line Microwave systems Coaxial cable None of these Telephone line Telegraph line Microwave systems ANSWER DOWNLOAD EXAMIANS APP
Computer Networking A receiving host has failed to receive all of the segments that it should acknowledge. What can the host do to improve the reliability of this communication session? Send a different source port number. Decrease the window size. Decrease the sequence number. Restart the virtual circuit. Send a different source port number. Decrease the window size. Decrease the sequence number. Restart the virtual circuit. ANSWER DOWNLOAD EXAMIANS APP
Computer Networking The probability that a single bit will be in error on a typical public telephone line using 4800 bps modem is 10 to the power -3. If no error detection mechanism is used, the residual error rate for a communication line using 9-bit frames is approximately equal to 0.009 0.003 0.999 0.991 None of these 0.009 0.003 0.999 0.991 None of these ANSWER DOWNLOAD EXAMIANS APP
Computer Networking The 802.5 standard implements a way for preventing collisions on the network. How are collisions prevented when using this standard? Token passing Switched repeaters Time sharing Collision detection CSMA/CD Token passing Switched repeaters Time sharing Collision detection CSMA/CD ANSWER DOWNLOAD EXAMIANS APP
Computer Networking How long is an IPv6 address? 32 bits 128 bits 64 bits 128 bytes 32 bits 128 bits 64 bits 128 bytes ANSWER DOWNLOAD EXAMIANS APP
Computer Networking The process of converting analog signals into digital signals so they can be processed by a receiving computer is referred to as: modulation None of these synchronizing synchronizing demodulation modulation None of these synchronizing synchronizing demodulation ANSWER DOWNLOAD EXAMIANS APP
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