Computer Networking What is the port number for POP3? 90 80 110 49 90 80 110 49 ANSWER DOWNLOAD EXAMIANS APP
Computer Networking What function does a serial interface perform in data communication? Decodes incoming signals into computer data Converts serial data into audio signals None of these Converts analog signals into digital signals Converts parallel data into a stream of bits Decodes incoming signals into computer data Converts serial data into audio signals None of these Converts analog signals into digital signals Converts parallel data into a stream of bits ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Who invented the modem? AT & T Information Systems, USA Wang Laboratories Ltd. Apple Computers Inc. None of these Digital Equipment Corpn. AT & T Information Systems, USA Wang Laboratories Ltd. Apple Computers Inc. None of these Digital Equipment Corpn. ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Which of the following types of channels moves data relatively slowly? wideband channel voiceband channel narrowband channel None of these broadband channel wideband channel voiceband channel narrowband channel None of these broadband channel ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Which of the following files is used for NetBIOS name resolution? None of these LMHOSTS ARP HOSTS FQDN None of these LMHOSTS ARP HOSTS FQDN ANSWER DOWNLOAD EXAMIANS APP
Computer Networking The synchronous modems are more costly than the asynchronous modems because they transmit the data with stop and start bits. they produce large volume of data they contain clock recovery circuits they operate with a larger bandwidth None of these they transmit the data with stop and start bits. they produce large volume of data they contain clock recovery circuits they operate with a larger bandwidth None of these ANSWER DOWNLOAD EXAMIANS APP
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