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? HDLC VPN IPSec xDSL Cable HDLC VPN IPSec xDSL Cable ANSWER DOWNLOAD EXAMIANS APP
Computer Networking You are working with a network that has the network ID 192.168.10.0. What subnet should you use that supports up to 12 hosts and a maximum number of subnets? 255.255.255.248 255.255.255.192 255.255.255. 240 255.255.255.252 255.255.255.224 255.255.255.248 255.255.255.192 255.255.255. 240 255.255.255.252 255.255.255.224 ANSWER DOWNLOAD EXAMIANS APP
Computer Networking When a router is connected to a Frame Relay WAN link using a serial DTE interface, how is the clock rate determined? By the clock rate command By the far end router By the Physical layer bit stream timing Supplied by the CSU/DSU By the clock rate command By the far end router By the Physical layer bit stream timing Supplied by the CSU/DSU ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Ethernet networks can be cabled in a number of topologies, depending on what works best in each environment. As more nodes are added, the efficiency of Ethernet decreases. Select the best answer as to why Ethernet becomes less efficient as size increases. Cable terminators do not absorb the signal properly Repeaters cannot increase the signal strength sufficiently "Line echo" occurs due to the impedance of the cable Network collisions occur Cable terminators do not reflect the signal properly Cable terminators do not absorb the signal properly Repeaters cannot increase the signal strength sufficiently "Line echo" occurs due to the impedance of the cable Network collisions occur Cable terminators do not reflect the signal properly ANSWER DOWNLOAD EXAMIANS APP
Computer Networking What type of RJ45 UTP cable is used between switches? Crossover with a router in between the two switches Crossover cable Crossover with a CSU/DSU Straight-through Crossover with a router in between the two switches Crossover cable Crossover with a CSU/DSU Straight-through ANSWER DOWNLOAD EXAMIANS APP
Computer Networking What is the purpose of Spanning Tree Protocol in a switched LAN? To prevent routing loops in networks with redundant paths To create collision domains To provide a mechanism for network monitoring in switched environments To manage the VLAN database across multiple switches To prevent switching loops in networks with redundant switched paths To prevent routing loops in networks with redundant paths To create collision domains To provide a mechanism for network monitoring in switched environments To manage the VLAN database across multiple switches To prevent switching loops in networks with redundant switched paths ANSWER DOWNLOAD EXAMIANS APP
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