CCNA Service Provider Practice Test Results

Question 1
39% answer correctly
Which statement about 10/40/100 GigabitEthernet interface configuration on Cisco IOS XR is true?
The range for MTU values is 64 bytes to 1518 bytes on the interface.
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 configuration supports only full-duplex operation.
The interface has no flow control configuration.
Question 2
31% answer correctly
Which of the following about STP operations is true?
One root port exists per broadcast domain.
One designated port is defined per segment.
One root bridge exists per collision domain.
Non-designated ports are set in the forwarding state.
One root port is established per root bridge.
Question 3
49% answer correctly
On Cisco IOS Switches, which port security violation mode results in frames from non-allowed MAC address being dropped, log message created, and SNMP trap sent?
shutdown
protect
log
restrict
err-disabled