Refer to the exhibit.

Which layer(s) of the TCP/IP model operates end-to-end (Host A to Host B)?

Which two applications require the network to have the least amount of jitter, delay, and
packet loss? (Choose two.)

What is the default spanning-tree mode of an NNI port on a Cisco ME3400 switch?

Which two statements about transparent bridging operations are true? (Choose two.)

Refer to the exhibit.

According to this show output, what are sticky MAC addresses?

Which two statements about classful or classless routing protocol operations are true?
(Choose two.)

When two or more different routes exist to the same destination that have been learned from
two different routing protocols, what does a router use to determine the best route?

Refer to the exhibit.

R1 and R2 are running RIPv1 for the 10.0.0.0 and 192.168.1.0 networks. No default or static
routes have been configured on the routers. Which two statements about this topology are
true? (Choose two.)

Which Cisco IOS XR CLI command displays the running state of each line card (including
the fan tray) on the Cisco ASR 9000 Series Router?

Which Cisco IOS XR CLI command can you use to determine if the firmware on any of the
line cards on the Cisco ASR 9000 Series Router needs to be upgraded?