Computer Networking Working of the WAN generally involves satellites microwaves telephone lines All of these None of these satellites microwaves telephone lines All of these None of these ANSWER DOWNLOAD EXAMIANS APP
Computer Networking What is the frequency range of the IEEE 802.11b standard? 2.4GHz 2.4Gbps 5GHz 5Gbps 2.4GHz 2.4Gbps 5GHz 5Gbps ANSWER DOWNLOAD EXAMIANS APP
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? None of these 128 Kbps. 32 Kbps 8 Kbps 64 Kbps None of these 128 Kbps. 32 Kbps 8 Kbps 64 Kbps ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Data are sent over pin _____ of the EIA-232 interface. 3 2 4 All of these 3 2 4 All of these ANSWER DOWNLOAD EXAMIANS APP
Computer Networking In a _____ topology, if there are n devices in a network, each device has n - 1 ports for cables. ring mesh None of these bus star ring mesh None of these bus star ANSWER DOWNLOAD EXAMIANS APP
Computer Networking What is the maximum distance running the lowest data rate for 802.11g? About 350 feet About 100 feet About 175 feet About 300 feet About 350 feet About 100 feet About 175 feet About 300 feet ANSWER DOWNLOAD EXAMIANS APP
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