Computer Networking Which of the following condition is used to transmit two packets over a medium at the same time? Synchronous Asynchronous None of these Collision Contention Synchronous Asynchronous None of these Collision Contention ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Which of the following network types have a designated router and a backup designated router assigned? 1. Broadcast 2. Point-to-point 3. NBMA 4. NBMA point-to-point All of these 3 and 4 1, 2 and 3 1 and 3 All of these 3 and 4 1, 2 and 3 1 and 3 ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Contention is One or more conductors that serve as a common connection for a related group of devices None of these a continuous frequency capable of being modulated or impressed with a second signal the condition when two or more stations attempt to use the same channel at the same time a collection of interconnected functional units that provides a data communications service among stations attached to the network One or more conductors that serve as a common connection for a related group of devices None of these a continuous frequency capable of being modulated or impressed with a second signal the condition when two or more stations attempt to use the same channel at the same time a collection of interconnected functional units that provides a data communications service among stations attached to the network ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Which of the following types of channels moves data relatively slowly? narrowband channel voiceband channel None of these wideband channel broadband channel narrowband channel voiceband channel None of these wideband channel broadband channel ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Which of the following device is used with an X.25 network to provide service to asynchronous terminals gateway None of these repeater bridges Packet assembler/disassemble gateway None of these repeater bridges Packet assembler/disassemble ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Baseband is None of these a signal all of whose energy is contained within a finite frequency range the simultaneous transmission of data to a number of stations All of these transmission of signals without modulation None of these a signal all of whose energy is contained within a finite frequency range the simultaneous transmission of data to a number of stations All of these transmission of signals without modulation ANSWER DOWNLOAD EXAMIANS APP
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