640-875 exam

DRAG DROP View AnswerAnswer:

Which multiplexing technology has minimal impact to production traffic when changes are implemented to a live circuit?A . Dark fiberB . DWDMC . IPoDWDMD . ROADMView AnswerAnswer: D

When EIGRP is enabled on Cisco IOS XR, which EIGRP feature is on by default?A . no auto-summaryB . stub routingC . unequal cost paths load-balancingD . no ip eigrp split-horizonE . eigrp authenticationView AnswerAnswer: A

Given the IP address 172.16.170.15 255.255.224.0, which three options are the subnet that this IP address belongs to, the host IP address range on this subnet, and the subnet broadcast IP address? (Choose three.)A . subnet = 172.16.160.0/19B . subnet = 172.16.170.0/19C . subnet = 172.16.192.0/19D . host IP address...

A network engineer has been provided subnet 209.165.202.128/27. What is the last usable IP address in this network and what is the subnet mask?A . 209.165.202.158 and 255.255.255.224B . 209.165.202.159 and 255.255.255.192C . 209.165.202.158 and 255.255.255.192D . 209.165.202.128 and 255.255.255.192E . 209.165.202.128 and 255.255.255.224View AnswerAnswer: A

Which two statements about Cisco IOS XE operations are true? (Choose two.)A . Cisco IOS XE uses a two-stage configuration method.B . Using the commit global configuration command, all the committed changes will be persistent across reboots.C . The copy run start command makes the configuration changes persistent across reboots.D...

Which two statements about transparent bridging operations are true? (Choose two.)A . A bridge builds its MAC address table dynamically using the spanning-tree protocol.B . A bridge operates at the data link layer.C . A bridge sends unknown unicast frames out on all ports except the incoming port.D . A...

DRAG DROP View AnswerAnswer:

DRAG DROP View AnswerAnswer:

Which layer of the OSI Model does Label Distribution Protocol operate at?A . Data LinkB . TransportC . ApplicationD . PresentationE . SessionF . NetworkView AnswerAnswer: A