Computer Networking Which of the following frequency ranges is used for AM radio transmission? High Frequency : 3 MHz to 30 MHz Very High Frequency : 30 MHz to 300 MHz None of these Medium Frequency : 300 kHz to 3 MHz Very Low Frequency : 3 kHz to 30 kHz High Frequency : 3 MHz to 30 MHz Very High Frequency : 30 MHz to 300 MHz None of these Medium Frequency : 300 kHz to 3 MHz Very Low Frequency : 3 kHz to 30 kHz ANSWER DOWNLOAD EXAMIANS APP
Computer Networking How many non-overlapping channels are available with 802.11a? 23 12 40 3 23 12 40 3 ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Which of the following is an important characteristic of LAN? application independent interfaces None of these parallel transmission low cost access for low bandwidth channels unlimited expansion application independent interfaces None of these parallel transmission low cost access for low bandwidth channels unlimited expansion ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Which of the following uses network address translation? None of these Windows 95 Hubs Network adapter drivers Routers None of these Windows 95 Hubs Network adapter drivers Routers ANSWER DOWNLOAD EXAMIANS APP
Computer Networking ICMP (Internet Control Message Protocol) is a TCP/IP high level protocol for transferring files from one machine to another None of these a protocol that handles error and control messages a TCP/IP protocol used to dynamically bind a high level IP Address to a low-level physical hardware address a protocol used to monitor computers a TCP/IP high level protocol for transferring files from one machine to another None of these a protocol that handles error and control messages a TCP/IP protocol used to dynamically bind a high level IP Address to a low-level physical hardware address a protocol used to monitor computers ANSWER DOWNLOAD EXAMIANS APP
Computer Networking The probability that a single bit will be in error on a typical public telephone line using 4800 bps modem is 10 to the power -3. If no error detection mechanism is used, the residual error rate for a communication line using 9-bit frames is approximately equal to None of these 0.999 0.991 0.009 0.003 None of these 0.999 0.991 0.009 0.003 ANSWER DOWNLOAD EXAMIANS APP
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