Computer Networking Videotex is a combination of communication All of these None of these computer technology television communication All of these None of these computer technology television ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Which of the following are benefits of VLANs?1. They increase the size of collision domains.2. They allow logical grouping of users by function.3. They can enhance network security.4. They increase the size of broadcast domains while decreasing the number of collision domains.5. They simplify switch administration.6. They increase the number of broadcast domains while decreasing the size of the broadcast domains. 1, 3 and 5 1 and 5 2, 3 and 6 2 and 4 1, 3 and 5 1 and 5 2, 3 and 6 2 and 4 ANSWER DOWNLOAD EXAMIANS APP
Computer Networking A form of modulation In which the amplitude of a carrier wave is varied in accordance with some characteristic of the modulating signal, is known as Amplitude modulation Angle modulation Aloha modem None of these Amplitude modulation Angle modulation Aloha modem None of these ANSWER DOWNLOAD EXAMIANS APP
Computer Networking When data is encapsulated, which is the correct order? Data, frame, packet, segment, bit Data, segment, packet, frame, bit Data, segment, frame, packet, bit Segment, data, packet, frame, bit Data, frame, packet, segment, bit Data, segment, packet, frame, bit Data, segment, frame, packet, bit Segment, data, packet, frame, bit ANSWER DOWNLOAD EXAMIANS APP
Computer Networking What function does a serial interface perform in data communication? Decodes incoming signals into computer data None of these Converts serial data into audio signals Converts analog signals into digital signals Converts parallel data into a stream of bits Decodes incoming signals into computer data None of these Converts serial data into audio signals Converts analog signals into digital signals Converts parallel data into a stream of bits ANSWER DOWNLOAD EXAMIANS APP
Computer Networking A teleprocessing system may consist of user systems computer center systems None of these All of these communications systems user systems computer center systems None of these All of these communications systems ANSWER DOWNLOAD EXAMIANS APP
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