Saturday, November 03, 2007

Here are the answers to Friday's Cisco certification practice questions!

CCENT Certification:

What protocol allows a host to learn a remote host's Layer 3 address when only the remote host's name is known?

Answer: That's the job of DNS.

CCNA Certification:

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. The VLANs configured with the "vlan member" command.

Answer: C. By default, a trunk port is considered a member of all VLANs.

CCNP Certification / BSCI Exam:

Short answer: What is the prefix length of the mask used with Class B private addresses?

Answer: /12 or

CCNP Certification / BCMSN Exam:

How often are VTP Summary Advertisements sent?

A. Every 5 minutes.

B. Every 5 minutes or upon a change in the VTP database.

C. Only upon a change in the VTP database.

D. There is no fixed time period, and Summary Advertisements are not sent when the VTP database changes.

Answer: B. Summary Advertisements are generated by VTP servers every 5 minutes, or when there is a change in the VTP database.

CCNP Certification / ISCW Exam:

Which of the following are parts of the Intelligent Information Network?

A. Integrated transport

B. Network Infrastructure

C. Integrated services

D. Integrated applications

E. Cisco Enterprise Architecture

Answers: A, C, D. The IIN consists of Integrated Transport, Integrated Services, and Integrated Applications.

CCNP Certification / ONT Exam:

Short answer: What command enables Network-Based Application Recognition on a Cisco router interface?

Answer: Here's the command:

Router(config-if)#ip nbar protocol-discovery

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