Computer Networking A 4 KHz noise less channel with one sample ever 125 per sec is used to transmit digital signals. Differential PCM with 4 bit relative signal value is used. Then how many bits per second are actually sent? 32 Kbps 8 Kbps 64 Kbps None of these 128 Kbps. 32 Kbps 8 Kbps 64 Kbps None of these 128 Kbps. 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 0.999 None of these 0.991 0.003 0.009 0.999 None of these 0.991 0.003 ANSWER DOWNLOAD EXAMIANS APP
Computer Networking A software that allows a personal computer to pretend it as a terminal is None of these bulletin board terminal emulation auto-dialing modem None of these bulletin board terminal emulation auto-dialing modem ANSWER DOWNLOAD EXAMIANS APP
Computer Networking The loss in signal power as light travels down the fiber is called attenuation scattering None of these propagation interruption attenuation scattering None of these propagation interruption ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Which of the following statements are true regarding the command ip route 172.16.4.0 255.255.255.0 192.168.4.2?1. The command is used to establish a static route.2. The default administrative distance is used.3. The command is used to configure the default route.4. The subnet mask for the source address is 255.255.255.0. All of these 3 and 4 1 and 2 2 and 4 All of these 3 and 4 1 and 2 2 and 4 ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Which three statements are true about the operation of a full-duplex Ethernet network?1. There are no collisions in full-duplex mode.2. A dedicated switch port is required for each full-duplex node.3. Ethernet hub ports are preconfigured for full-duplex mode.4. In a full-duplex environment, the host network card must check for the availability of the network media before transmitting.5. The host network card and the switch port must be capable of operating in full-duplex mode. 5 only 2, 3 and 4 1, 2, and 5 2 and 4 5 only 2, 3 and 4 1, 2, and 5 2 and 4 ANSWER DOWNLOAD EXAMIANS APP