Computer Networking Unmodulated signal coming from a transmitter is know as Baseband signal None of these Carrier signal Primary signal Baseband signal None of these Carrier signal Primary signal ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Which of the following types of channels moves data relatively slowly? None of these wideband channel voiceband channel broadband channel narrowband channel None of these wideband channel voiceband channel broadband channel narrowband channel ANSWER DOWNLOAD EXAMIANS APP
Computer Networking How often are BPDUs sent from a layer 2 device? Every 10 minutes Every 30 seconds Every 2 seconds Never Every 10 minutes Every 30 seconds Every 2 seconds Never ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Working of the WAN generally involves None of these All of these satellites telephone lines microwaves None of these All of these satellites telephone lines microwaves ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Which three statements are true about the operation of a full-duplex Ethernet network?1. There are no collisions in full-duplex mode.2. A dedicated switch port is required for each full-duplex node.3. Ethernet hub ports are preconfigured for full-duplex mode.4. In a full-duplex environment, the host network card must check for the availability of the network media before transmitting.5. The host network card and the switch port must be capable of operating in full-duplex mode. 5 only 2, 3 and 4 2 and 4 1, 2, and 5 5 only 2, 3 and 4 2 and 4 1, 2, and 5 ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Error detection at a data link level is achieved by bit stuffing cyclic redundancy codes Hamming codes equalization None of these bit stuffing cyclic redundancy codes Hamming codes equalization None of these ANSWER DOWNLOAD EXAMIANS APP
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