Computer Networking Modulation in which the two binary values are represented by two different amplitudes of the carrier frequency is known as Aloha Amplitude-shift keying Amplitude Amplitude modulation None of these Aloha Amplitude-shift keying Amplitude Amplitude modulation None of these ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Suppose that you have a customer who has a central HQ and six branch offices. They anticipate adding six more branches in the near future. They wish to implement a WAN technology that will allow the branches to economically connect to HQ and you have no free ports on the HQ router. Which of the following would you recommend? ISDN Frame Relay PPP HDLC ISDN Frame Relay PPP HDLC ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Which of the followings is used in communications is referred to as unshielded twisted-pair (UTP)? None of these Coaxial cable Fiber-optic cable Twisted-pair cable None of these Coaxial cable Fiber-optic cable Twisted-pair cable ANSWER DOWNLOAD EXAMIANS APP
Computer Networking An international standard, multilevel set of protocols to promote compatibility among telecommunications networks. Select the best fit for answer: Network Server OSI Virtual Private Network None of these Network operating system Network Server OSI Virtual Private Network None of these Network operating system ANSWER DOWNLOAD EXAMIANS APP
Computer Networking What is the purpose of flow control? To reassemble segments in the correct order at the destination device. To ensure that data is retransmitted if an acknowledgment is not received. To provide a means for the receiver to govern the amount of data sent by the sender. To regulate the size of each segment. To reassemble segments in the correct order at the destination device. To ensure that data is retransmitted if an acknowledgment is not received. To provide a means for the receiver to govern the amount of data sent by the sender. To regulate the size of each segment. 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 0.991 0.999 None of these 0.003 0.009 0.991 0.999 None of these 0.003 ANSWER DOWNLOAD EXAMIANS APP
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