Computer Networking A form of modulation In which the amplitude of a carrier wave is varied in accordance with some characteristic of the modulating signal, is known as None of these Angle modulation modem Amplitude modulation Aloha None of these Angle modulation modem Amplitude modulation Aloha ANSWER DOWNLOAD EXAMIANS APP
Computer Networking A 4 KHz noise less channel with one sample ever 125 per sec is used to transmit digital signals. If Delta modulation is selected, then how many bits per second are actually sent? 128 kbps None of these 64 kbps. 32 kbps 8 kbps 128 kbps None of these 64 kbps. 32 kbps 8 kbps ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Which of the following is true regarding VLANs? All VLANs are configured at the fastest switch and, by default, propagate this information to all other switches. You must have at least two VLANs defined in every Cisco switched network. VTP is used to send VLAN information to switches in a configured VTP domain. You should not have more than 10 switches in the same VTP domain. All VLANs are configured at the fastest switch and, by default, propagate this information to all other switches. You must have at least two VLANs defined in every Cisco switched network. VTP is used to send VLAN information to switches in a configured VTP domain. You should not have more than 10 switches in the same VTP domain. ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Which of the following refers to the terms "residual error rate"? the probability that one or more errors will be detected when an error detection mechanism is used the number of bit errors per twenty four hours of continuous operation on an asynchronous line The probability that one or more errors will be undetected when an error detection scheme is used signal to noise ratio divided by the ratio of energy per bit to noise per hertz None of these the probability that one or more errors will be detected when an error detection mechanism is used the number of bit errors per twenty four hours of continuous operation on an asynchronous line The probability that one or more errors will be undetected when an error detection scheme is used signal to noise ratio divided by the ratio of energy per bit to noise per hertz None of these ANSWER DOWNLOAD EXAMIANS APP
Computer Networking How many collision domains are created when you segment a network with a 12-port switch? 12 5 1 2 12 5 1 2 ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Which of the following command options are displayed when you use the Router# show frame-relay ? command?1. dlci2. neighbors3. lmi4. pvc5. map All of these 2 and 4 1 only 3, 4 and 5 All of these 2 and 4 1 only 3, 4 and 5 ANSWER DOWNLOAD EXAMIANS APP
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