Computer Networking A 4 KHz noise less channel with one sample ever 125 per sec is used to transmit digital signals. Differential PCM with 4 bit relative signal value is used. Then how many bits per second are actually sent? 32 Kbps 8 Kbps 128 Kbps. 64 Kbps None of these 32 Kbps 8 Kbps 128 Kbps. 64 Kbps None of these ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Which multiplexing technique shifts each signal to a different carrier frequency? FDM asynchronous TDM All of these synchronous TDM FDM asynchronous TDM All of these synchronous TDM ANSWER DOWNLOAD EXAMIANS APP
Computer Networking What is the name of the computer based EMMS that provides a common forum where users can check in at their convenience, post messages, actively exchange ideas and participate in ongoing discussions? Videoconferencing None of these E-mail Teleconferencing Bulletin board system (BBS) Videoconferencing None of these E-mail Teleconferencing Bulletin board system (BBS) ANSWER DOWNLOAD EXAMIANS APP
Computer Networking What frequency range is used for FM radio transmission? Very Low Frequency : 3 kHz to 30. kHz None of these Low Frequency : 30 kHz to 300 kHz Very High Frequency : 30 MHz to 300 MHz High Frequency : 3 MHz to 30 MHz Very Low Frequency : 3 kHz to 30. kHz None of these Low Frequency : 30 kHz to 300 kHz Very High Frequency : 30 MHz to 300 MHz High Frequency : 3 MHz to 30 MHz ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Messages from one computer terminal can be sent to another by using data networks. The message to be sent is converted to an electronic digital signal, transmitted via a cable, telephone or satellite and then converted back again at the receiving end. What is this system of sending messages called? Electronic newspaper Global network Electronic mail Paperless office None of these Electronic newspaper Global network Electronic mail Paperless office None of these ANSWER DOWNLOAD EXAMIANS APP
Computer Networking When UPC is used, the price of the item is located None of these on the shelf and in computer storage on the item and on the shelf in computer storage on the item None of these on the shelf and in computer storage on the item and on the shelf in computer storage on the item ANSWER DOWNLOAD EXAMIANS APP
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