CCNA Service Provider Practice Test Results

Question 1
63% answer correctly
What does a transparent LAN switch use to build its CAM table?
Analysis of the source MAC address of incoming frames on the bridge ports
STP messages exchanged with neighbor bridges
BPDU messages exchanged with neighbor bridges
Dynamic routing protocol updates from neighbor bridges
Question 2
70% answer correctly
Which Cisco IOS XR command presents a list of all interfaces, their Layer 3 address (if configured), and the status of the interface and protocol?
RP/0/RSP0/CPU0:PE1# show interface GigabitEthernet 0/0/0/1
RP/0/RSP0/CPU0:PE1# show controllers
RP/0/RSP0/CPU0:PE1(admin)# show platform
RP/0/RSP0/CPU0:PE1(admin)# show hw-module fpd location all
RP/0/RSP0/CPU0:PE1(config)# show bundle
RP/0/RSP0/CPU0:PE1# show ipv4 interfaces brief
Question 3
39% answer correctly
Which statement about 10/40/100 GigabitEthernet interface configuration on Cisco IOS XR is true?
The interface has no flow control configuration.
Use the negotiation auto command in interface configuration mode to enable link auto-negotiation to ensure that devices that share a link segment are automatically configured with the highest performance.
The range for MTU values is 64 bytes to 1518 bytes on the interface.
The configuration supports only full-duplex operation.