Computer Networking Which of the following is used for modulation and demodulation? multiplexer gateway None of these modem protocols multiplexer gateway None of these modem protocols ANSWER DOWNLOAD EXAMIANS APP
Computer Networking If odd parity is used for ASCII error detection, the number of 0s per eight-bit symbol is _____. even odd 42 indeterminate even odd 42 indeterminate ANSWER DOWNLOAD EXAMIANS APP
Computer Networking HDLC (High-level Data Link Control) is a method of determining which device has access to the transmission medium at any time network access standard for connecting stations to a circuit-switched network None of these a very common bit-oriented data link protocol issued by ISO. a method access control technique for multiple-access transmission media a method of determining which device has access to the transmission medium at any time network access standard for connecting stations to a circuit-switched network None of these a very common bit-oriented data link protocol issued by ISO. a method access control technique for multiple-access transmission media ANSWER DOWNLOAD EXAMIANS APP
Computer Networking What function does a serial interface perform in data communication? Converts serial data into audio signals Converts analog signals into digital signals Decodes incoming signals into computer data None of these Converts parallel data into a stream of bits Converts serial data into audio signals Converts analog signals into digital signals Decodes incoming signals into computer data None of these Converts parallel data into a stream of bits ANSWER DOWNLOAD EXAMIANS APP
Computer Networking You are working with a network that is 172.16.0.0 and would like to have the maximum number of hosts per subnet. This assumes support for eight subnets. What subnet mask should you use? 255.255.255.0 255.255.192.0 255.255.248.0 255.255.240.0 255.255.224.0 255.255.255.0 255.255.192.0 255.255.248.0 255.255.240.0 255.255.224.0 ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Which of the following summation operations is performed on the bits to check an error-detecting code? Attenuation Broadband and baseband refer to the different frequencies at which infrared operates then transmitting signals in certain conditions Checksum Codec Coder-decoder Attenuation Broadband and baseband refer to the different frequencies at which infrared operates then transmitting signals in certain conditions Checksum Codec Coder-decoder ANSWER DOWNLOAD EXAMIANS APP
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