Computer Networking A noiseless 3 KHz Channel transmits bits with binary level signals. What is the maximum data rate? 12 Kbps 6 Kbps 3 Kbps 24 Kbps. 12 Kbps 6 Kbps 3 Kbps 24 Kbps. 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 9600 bps None of these 31000 bps 6200 bps 34000 bps 9600 bps None of these 31000 bps 6200 bps 34000 bps ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Terminals are used to None of these communicate management decisions to the physical system collect data from the physical system provide information for the manager All of these None of these communicate management decisions to the physical system collect data from the physical system provide information for the manager All of these ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Why does the data communication industry use the layered OSI reference model?1. It divides the network communication process into smaller and simpler components, thus aiding component development, design, and troubleshooting.2. It enables equipment from different vendors to use the same electronic components, thus saving research and development funds.3. It supports the evolution of multiple competing standards and thus provides business opportunities for equipment manufacturers.4. It encourages industry standardization by defining what functions occur at each layer of the model. 1 and 4 1 only 2 and 3 3 only 1 and 4 1 only 2 and 3 3 only ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Which of the following is an example of bounded medium? None of these All of these Coaxial cable Wave guide None of these All of these Coaxial cable Wave guide ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Which of the following describes the creation of private networks across the Internet, enabling privacy and tunneling of non-TCP/IP protocols? IPSec VPN HDLC xDSL Cable IPSec VPN HDLC xDSL Cable ANSWER DOWNLOAD EXAMIANS APP
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