Computer Networking The communication mode that supports data in both directions at the same time is simplex None of these half-duplex full-duplex multiplex simplex None of these half-duplex full-duplex multiplex ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Which of the following network access standard is used for connecting stations to a packet-switched network? X.25 X.75 X.3 X.21 None of these X.25 X.75 X.3 X.21 None of these ANSWER DOWNLOAD EXAMIANS APP
Computer Networking In OSI network architecture, the dialogue control and token management are responsibilities of transport layer session layer network layer data link layer None of these transport layer session layer network layer data link layer None of these ANSWER DOWNLOAD EXAMIANS APP
Computer Networking The cheapest modems can transmit 1,200 bits per second 2,400 bits per second None of these 300 bits per second 4,800 bits per second 1,200 bits per second 2,400 bits per second None of these 300 bits per second 4,800 bits per second ANSWER DOWNLOAD EXAMIANS APP
Computer Networking The signal to noise ratio for a voice grade line is 30.1 dB (decibels) or a power ratio of 1023:1. The maximum achievable data rate on this line whose spectrum ranges from 300 Hz to 4300 Hz is None of these 9600 bps 34000 bps 6200 bps 31000 bps None of these 9600 bps 34000 bps 6200 bps 31000 bps ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Error detection at a data link level is achieved by cyclic redundancy codes bit stuffing Hamming codes None of these equalization cyclic redundancy codes bit stuffing Hamming codes None of these equalization ANSWER DOWNLOAD EXAMIANS APP