Here are the answers to Sunday morning's Cisco CCNA and CCNP practice questions!

CCNA:

A trunk port is considered a member of what VLANs, if any?

A. The native VLAN only.

B. None of them.

C. All of them.

D. Only the VLANs configured with switchport trunk vlan member.

Answer: C. A trunk port belongs to all VLANs.


CCNP / BSCI:

An ISIS L1 router needs to send packets to another area. How will it do so?

A. By using the default route advertised by the area's L2 router.

B. By sending the data to an L1/L2 router.

C. By sending the data to the L1 Designated Router.

D. By sending the data to the ASBR.

Answer: B. The packet will be sent to an L1/L2 router.


CCNP / BCMSN:

Which of the following is supported by both VTP versions 1 and 2?

A. Token Ring VLANs

B. Consistency checks

C. Token Ring switching

D. VTP Portfast

Answer: D. VTP version 1 doesn't support A, B, or C.


CCNP / BCRAN:

Which of the following queueing strategies poses the greatest threat of TCP Global Synchronization?

A. PQ

B. RED

C. WRED

D. CBWFQ

E. CQ

Answer: C. CBWFQ uses Tail Drop as its default method of packet drop. In turn, Tail Drop can lead to TCP Global Synchronization.


CCNP / CIT:

After sending a ping, you see the letter Q in the return field where you were hoping to see exclamation marks. Briefly, what network issue does that letter indicate?

Answer: The Q indicates Source Quench, which in turn indicates that there is congestion at the remote endpoint of the ping.

See you later tonight with more Cisco certification practice questions and answers!

To your Cisco certification success,

Chris Bryant
CCIE #12933
www.thebryantadvantage.com