Computer Networking What is the purpose of Spanning Tree Protocol in a switched LAN? To manage the VLAN database across multiple switches To prevent routing loops in networks with redundant paths 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 manage the VLAN database across multiple switches To prevent routing loops in networks with redundant paths To prevent switching loops in networks with redundant switched paths To provide a mechanism for network monitoring in switched environments To create collision domains ANSWER DOWNLOAD EXAMIANS APP
Computer Networking A group of 2m - 1 routers are interconnected in a centralized binary tree, with router at each tree node. Router I communicate with router J by sending a message to the root of the tree. The root then sends the message back down to J. Then find the mean router-router path length. (2m - l)/mJ 2 (2m - 1) m - 1 2 (m - 2) (2m - l)/mJ 2 (2m - 1) m - 1 2 (m - 2) ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Carrier is One or more conductors that serve as a common connection for a related group of devices None of these the condition when two or more sections 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 a continuous frequency capable of being modulated or impressed with a second signal One or more conductors that serve as a common connection for a related group of devices None of these the condition when two or more sections 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 a continuous frequency capable of being modulated or impressed with a second signal ANSWER DOWNLOAD EXAMIANS APP
Computer Networking The MAC (Media Access Control) address of the network card is used in both Ethernet and Token-Ring networks and is essential for communication. What does MAC provide? A physical address that is randomly assigned each time the computer is started The logical domain address for the workstation A logical address that identifies the workstation An alias for the computer name A physical address that is assigned by the manufacturer A physical address that is randomly assigned each time the computer is started The logical domain address for the workstation A logical address that identifies the workstation An alias for the computer name A physical address that is assigned by the manufacturer ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Which of the following describes an industry-wide standard suite of protocols and algorithms that allows for secure data transmission over an IP-based network that functions at the layer 3 Network layer of the OSI model? xDSL IPSec HDLC VPN Cable xDSL IPSec HDLC VPN Cable ANSWER DOWNLOAD EXAMIANS APP
Computer Networking A band is always equivalent to a bit 100 bits None of these 16 bits a byte a bit 100 bits None of these 16 bits a byte ANSWER DOWNLOAD EXAMIANS APP
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