CCNA Service Provider Practice Test Results

Question 1
49% answer correctly
Which of the following about a root bridge in an STP domain is true?
It has the highest root ID in the STP domain.
It contains non-designated ports.
It contains root ports.
It has the highest priority value.
It has the lowest bridge ID in the STP domain.
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(admin)# show hw-module fpd location all
RP/0/RSP0/CPU0:PE1# show controllers
RP/0/RSP0/CPU0:PE1# show ipv4 interfaces brief
RP/0/RSP0/CPU0:PE1# show interface GigabitEthernet 0/0/0/1
RP/0/RSP0/CPU0:PE1(config)# show bundle
RP/0/RSP0/CPU0:PE1(admin)# show platform
Question 3
42% answer correctly
On Cisco IOS XR, for which purpose is the turboboot procedure used?
The interface has no flow control configuration.
To install and boot up a PIE
To install the IOS XR software from scratch using the ROM Monitor mode
Which of the following about 10/40/100 GigabitEthernet interface configuration on Cisco IOS XR is true?
To perform an ISSU
The range for MTU values is 64 bytes to 1518 bytes on the interface.
To boot the router into ROM Monitor mode
The configuration supports only full-duplex operation.
To install and boot up a SMU
To speed up the time it takes to boot up the IOS XR router
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.