Computer Networking How many non-overlapping channels are available with 802.11b? 23 12 40 3 23 12 40 3 ANSWER DOWNLOAD EXAMIANS APP
Computer Networking A protocol is a set of rules governing a time sequence of events that must take place between modems across an interface None of these between peers between an interface between modems across an interface None of these between peers between an interface ANSWER DOWNLOAD EXAMIANS APP
Computer Networking A 4 KHz noiseless channel with one sample every 125 per sec, is used to transmit digital signals. Find the bit rate (bits per second) that are sent, if CCITT 2.048 Mbps encoding is used. None of these 8 Kbps 500 Kbps 64 Kbps 32 Kbps None of these 8 Kbps 500 Kbps 64 Kbps 32 Kbps ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Which of the following TCP/IP protocol is used for remote terminal connection service? RARP None of these FTP UDP TELNET RARP None of these FTP UDP TELNET ANSWER DOWNLOAD EXAMIANS APP
Computer Networking What frequency range is used for TV transmission and low power microwave applications? Ultra High Frequency : 300 MHz to 3000 MHz Medium Frequency : 300 kHz to 3 MHz Super High Frequency : 3000 MHz to 30000 MHz None of these Very Low Frequency : 3 kHz to 30 kHz Ultra High Frequency : 300 MHz to 3000 MHz Medium Frequency : 300 kHz to 3 MHz Super High Frequency : 3000 MHz to 30000 MHz None of these Very Low Frequency : 3 kHz to 30 kHz ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Which of the following technique is used for allocating capacity on a satellite channel using fixed-assignment FDM? None of these Frequency-shift keying Frequency-division multiple access Frequency modulation Amplitude modulation None of these Frequency-shift keying Frequency-division multiple access Frequency modulation Amplitude modulation ANSWER DOWNLOAD EXAMIANS APP
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