CCNA Service Provider Practice Test Results

Question 1
31% answer correctly
Which of the following about STP operations is true?
One root port is established per root bridge.
One designated port is defined per segment.
One root port exists per broadcast domain.
One root bridge exists per collision domain.
Non-designated ports are set in the forwarding state.
Question 2
56% answer correctly
Using VLSM, how many /30 subnets can be derived from a single /27 Class C subnet?
8
16
2
1
4
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?
protect
log
err-disabled
restrict
shutdown