Computer Networking Which of the following is used for modulation and demodulation? modem None of these protocols gateway multiplexer modem None of these protocols gateway multiplexer ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Which of the following refers to the terms "residual error rate"? 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 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 ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Error detection at a data link level is achieved by Hamming codes cyclic redundancy codes equalization None of these bit stuffing Hamming codes cyclic redundancy codes equalization None of these bit stuffing ANSWER DOWNLOAD EXAMIANS APP
Computer Networking IEEE project 802 divides the data link layer into an upper _____ sublayer and a lower _____ sublayer. HDLC, PDU PDU, HDLC MAC, LLC LLC, MAC None of these HDLC, PDU PDU, HDLC MAC, LLC LLC, MAC None of these ANSWER DOWNLOAD EXAMIANS APP
Computer Networking What is the port number for HTTP? 80 86 99 23 None of these 80 86 99 23 None of these ANSWER DOWNLOAD EXAMIANS APP
Computer Networking You need to configure a router for a Frame Relay connection to a non-Cisco router. Which of the following commands will prepare the WAN interface of the router for this connection? Router(config-if)# encapsulation frame-relay q933a Router(config-if)# encapsulation frame-relay ansi Router(config-if)# encapsulation frame-relay cisco Router(config-if)# encapsulation frame-relay ietf Router(config-if)# encapsulation frame-relay q933a Router(config-if)# encapsulation frame-relay ansi Router(config-if)# encapsulation frame-relay cisco Router(config-if)# encapsulation frame-relay ietf ANSWER DOWNLOAD EXAMIANS APP
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