Computer Networking Most data communications involving telegraph lines use: wideband channels simplex lines dialed service narrowband channels None of these wideband channels simplex lines dialed service narrowband channels None of these ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Which of the following conditions is used to transmit two packets over a medium at the same time? None of these Asynchronous Collision Synchronous Contention None of these Asynchronous Collision Synchronous Contention ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Which of the following TCP/IP protocol is used for transferring files from one machine to another? None of these FTP TCP ARP RARP None of these FTP TCP ARP RARP ANSWER DOWNLOAD EXAMIANS APP
Computer Networking The application layer of a network defines the user's port into the network consists of software being run on the computer connected to the network All of these None of these establishes, maintains, and terminates virtual circuits defines the user's port into the network consists of software being run on the computer connected to the network All of these None of these establishes, maintains, and terminates virtual circuits ANSWER DOWNLOAD EXAMIANS APP
Computer Networking In OSI model, which of the following layer provides error-free delivery of data? Network Data link transport None of these Session Network Data link transport None of these Session ANSWER DOWNLOAD EXAMIANS APP
Computer Networking What is the port number for NNTP? 80 70 119 None of these 79 80 70 119 None of these 79 ANSWER DOWNLOAD EXAMIANS APP
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