Computer Networking Which of the following transmission systems provides the highest data rate to an individual device Voice band modem Telephone lines leased lines None of these Computer bus Voice band modem Telephone lines leased lines None of these Computer bus ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Data link layer retransmits the damaged frames in most networks. If the probability of a frame's being damaged is p, what is the mean number of transmissions required to send a frame if acknowledgements are never lost. None of these KIK (1 + F) 1/ (1 - F) P I (K + 1) K I (K - P) None of these KIK (1 + F) 1/ (1 - F) P I (K + 1) K I (K - P) ANSWER DOWNLOAD EXAMIANS APP
Computer Networking How many Character per sec(7bits + 1parity) can be transmitted over a 2400 bps line if the transfer is synchronous (1 "Start" and 1 "stop" bit)? 250 300 240 275 250 300 240 275 ANSWER DOWNLOAD EXAMIANS APP
Computer Networking What PPP protocol provides dynamic addressing, authentication, and multilink? X.25 NCP LCP HDLC X.25 NCP LCP HDLC ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Twisted pair wires, coaxial cable, optical fiber cables are the examples of: None of these Wireless Media Wired Media Both A & B None of these Wireless Media Wired Media Both A & B ANSWER DOWNLOAD EXAMIANS APP
Computer Networking What is the number of separate protocol layers at the serial interface gateway specified by the X.25 standard? 6 3 4 None of these 2 6 3 4 None of these 2 ANSWER DOWNLOAD EXAMIANS APP
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