Computer Networking Which network topology is considered passive? Cross Ring Mesh Bus Star Cross Ring Mesh Bus Star ANSWER DOWNLOAD EXAMIANS APP
Computer Networking In a PC to telephone hookup for long distance communication, modem is connected between the telephone line and asynchronous port crossover cable synchronous port PC None of these asynchronous port crossover cable synchronous port PC None of these ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Computers cannot communicate with each other directly over telephone lines because they use digital pulses whereas telephone lines use analog sound frequencies. What is the name of the device which permits digital to analog conversion at the start of a long distance transmission? Teleprocessor Attenuation Modem Interface None of these Teleprocessor Attenuation Modem Interface None of these ANSWER DOWNLOAD EXAMIANS APP
Computer Networking An anticipated result from multiprogramming operations is: better scheduling of work All of these None of these reduced computer idle time the handling of more jobs better scheduling of work All of these None of these reduced computer idle time the handling of more jobs 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. KIK (1 + F) K I (K - P) P I (K + 1) None of these 1/ (1 - F) KIK (1 + F) K I (K - P) P I (K + 1) None of these 1/ (1 - F) ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Select the wrong data communication system component: Protocol Transits Medium Receiver Protocol Transits Medium Receiver ANSWER DOWNLOAD EXAMIANS APP