Computer Networking Routers operate at layer _____. LAN switches operate at layer _____. Ethernet hubs operate at layer _____. Word processing operates at layer _____. 3, 2, 1, 7 3, 3, 2, none 3, 3, 1, 7 3, 2, 1, none All of these 3, 2, 1, 7 3, 3, 2, none 3, 3, 1, 7 3, 2, 1, none All of these ANSWER DOWNLOAD EXAMIANS APP
Computer Networking What can greatly reduce TCP/IP configuration problems? WINS Server None of these PDC DHCP Server WINS Proxy WINS Server None of these PDC DHCP Server WINS Proxy ANSWER DOWNLOAD EXAMIANS APP
Computer Networking When a host knows its physical address but not its IP address, it can use _____. ARP ICMP RARP IGMP None of these ARP ICMP RARP IGMP None of these ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Bus is None of these the condition when two or more stations attempt to use the same channel at the same time one or more conductors that some as a common connection for a related group of devices 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 None of these the condition when two or more stations attempt to use the same channel at the same time one or more conductors that some as a common connection for a related group of devices 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 How many non-overlapping channels are available with 802.11b? 12 23 3 40 12 23 3 40 ANSWER DOWNLOAD EXAMIANS APP
Computer Networking What does a switch do when a frame is received on an interface and the destination hardware address is unknown or not in the filter table? Drops the frame Sends back a message to the originating station asking for a name resolution Forwards the switch to the first available link Floods the network with the frame looking for the device Drops the frame Sends back a message to the originating station asking for a name resolution Forwards the switch to the first available link Floods the network with the frame looking for the device ANSWER DOWNLOAD EXAMIANS APP
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