Computer Networking Which of the following are TCP/IP protocols used at the Application layer of the OSI model?1. IP2. TCP3. Telnet4. FTP5. TFTP 1 and 3 3, 4 and 5 1, 3 and 5 All of these 1 and 3 3, 4 and 5 1, 3 and 5 All of these ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Which of the following does not allow multiple users or devices to share one communications line? concentrator doubleplexer None of these controller multipplexer concentrator doubleplexer None of these controller multipplexer ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Which of the following condition is used to transmit two packets over a medium at the same time? Collision Synchronous None of these Asynchronous Contention Collision Synchronous None of these Asynchronous Contention ANSWER DOWNLOAD EXAMIANS APP
Computer Networking What is the name of the device that converts computer output into a form that can be transmitted over a telephone line? Concentrator Multiplexer None of these Modem Teleport Concentrator Multiplexer None of these Modem Teleport ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Demodulation is the process of combining many low speed channels into one high speed channel None of these dividing the high-speed signals into frequency bands converting digital signals to analog signals converting analog signals to digital signals combining many low speed channels into one high speed channel None of these dividing the high-speed signals into frequency bands converting digital signals to analog signals converting analog signals to digital signals ANSWER DOWNLOAD EXAMIANS APP
Computer Networking What are the most commonly used transmission speeds in BPS used in data communication? 1200 2400 9600 None of these 300 1200 2400 9600 None of these 300 ANSWER DOWNLOAD EXAMIANS APP
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