Computer Networking Most data communications involving telegraph lines use: None of these simplex lines dialed service narrowband channels wideband channels None of these simplex lines dialed service narrowband channels wideband channels ANSWER DOWNLOAD EXAMIANS APP
Computer Networking The X.25 standard specifies a technique for dial access data bit rate None of these DTE/DCE interface technique for start-stop data technique for dial access data bit rate None of these DTE/DCE interface technique for start-stop data 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. 1/ (1 - F) KIK (1 + F) None of these P I (K + 1) K I (K - P) 1/ (1 - F) KIK (1 + F) None of these P I (K + 1) K I (K - P) ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Which transmission mode is used for data communication along telephone lines? Synchronous Parallel Asynchronous None of these Serial Synchronous Parallel Asynchronous None of these Serial ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Which class of IP address provides a maximum of only 254 host addresses per network ID? Class C Class D Class B Class A Class C Class D Class B Class A ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Which of the following TCP/IP protocol is used for transferring files from one machine to another? FTP TCP ARP None of these RARP FTP TCP ARP None of these RARP ANSWER DOWNLOAD EXAMIANS APP
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