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 root ports.
It contains non-designated ports.
It has the highest priority value.
It has the lowest bridge ID in the STP domain.
Question 2
62% answer correctly
Which of the following about SSH is true?
It is a TCP/IP transport layer protocol.
Passwords are sent in clear text.
It is an OSI network layer protocol.
It uses TCP port number 22.
It uses UDP port 23.
It securely encrypts Telnet.
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 boot the router into ROM Monitor mode
To perform an ISSU
To install and boot up a SMU
To install the IOS XR software from scratch using the ROM Monitor mode
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.
Which of the following about 10/40/100 GigabitEthernet interface configuration on Cisco IOS XR is true?
To speed up the time it takes to boot up the IOS XR router
The configuration supports only full-duplex operation.
To install and boot up a PIE
The range for MTU values is 64 bytes to 1518 bytes on the interface.