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 signal to noise ratio divided by the ratio of energy per bit to noise per hertz 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 None of these the probability that one or more errors will be detected when an error detection mechanism is used signal to noise ratio divided by the ratio of energy per bit to noise per hertz 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 None of these ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Which of the following provide inter-switch VLAN communication? 1. ISL 2. VTP 3. 802.1Q 4. 802.3Z 2, 3 and 4 2 and 4 1 and 3 2 only 2, 3 and 4 2 and 4 1 and 3 2 only ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Which of the following is a voiceband channel? Coaxial cable None of these Telephone line Microwave systems Telegraph line Coaxial cable None of these Telephone line Microwave systems Telegraph line ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Which of the following is a layer 2 protocol used to maintain a loop-free network? CDP STP RIP VTP CDP STP RIP VTP ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Error control is needed at the transport layer because of potential errors occurring _____. from out-of-sequence delivery in routers from transmission line noise from packet losses. from out-of-sequence delivery in routers from transmission line noise from packet losses. ANSWER DOWNLOAD EXAMIANS APP
Computer Networking "BAUD" rate means The number of bytes transmitted per unit time. None of these The number of bits transmitted per unit time. The rate at which the signal changes. The number of bytes transmitted per unit time. None of these The number of bits transmitted per unit time. The rate at which the signal changes. ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS