Computer Networking What is the purpose of Spanning Tree Protocol in a switched LAN? To manage the VLAN database across multiple switches To prevent switching loops in networks with redundant switched paths To provide a mechanism for network monitoring in switched environments To create collision domains To prevent routing loops in networks with redundant paths To manage the VLAN database across multiple switches To prevent switching loops in networks with redundant switched paths To provide a mechanism for network monitoring in switched environments To create collision domains To prevent routing loops in networks with redundant paths ANSWER DOWNLOAD EXAMIANS APP
Computer Networking An example of a medium-speed, switched communications service is Series 1000 Dataphone 50 All of these DDD None of these Series 1000 Dataphone 50 All of these DDD None of these ANSWER DOWNLOAD EXAMIANS APP
Computer Networking What is the purpose of flow control? To reassemble segments in the correct order at the destination device. To ensure that data is retransmitted if an acknowledgment is not received. To regulate the size of each segment. To provide a means for the receiver to govern the amount of data sent by the sender. To reassemble segments in the correct order at the destination device. To ensure that data is retransmitted if an acknowledgment is not received. To regulate the size of each segment. To provide a means for the receiver to govern the amount of data sent by the sender. ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Two computers that communicate with each other use a simple parity check to detect errors for ASCII transmissions. Which of the following events will always lead to an undeleted error? two bits or any even number of bits inverted in a byte during transmission None of these one bit or any odd number of bits inverted in a block of data during transmission one bit or any odd number of bits inverted in a byte during transmission two bits or any even number of bits inverted in a block during transmission two bits or any even number of bits inverted in a byte during transmission None of these one bit or any odd number of bits inverted in a block of data during transmission one bit or any odd number of bits inverted in a byte during transmission two bits or any even number of bits inverted in a block during transmission ANSWER DOWNLOAD EXAMIANS APP
Computer Networking What frequency range is used for FM radio transmission? Low Frequency : 30 kHz to 300 kHz Very High Frequency : 30 MHz to 300 MHz None of these High Frequency : 3 MHz to 30 MHz Very Low Frequency : 3 kHz to 30. kHz Low Frequency : 30 kHz to 300 kHz Very High Frequency : 30 MHz to 300 MHz None of these High Frequency : 3 MHz to 30 MHz Very Low Frequency : 3 kHz to 30. kHz ANSWER DOWNLOAD EXAMIANS APP
Computer Networking What is the name of the device that converts computer output into a form that can be transmitted over a telephone line? Multiplexer Teleport Modem None of these Concentrator Multiplexer Teleport Modem None of these Concentrator ANSWER DOWNLOAD EXAMIANS APP
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