Wednesday, October 01, 2008

It's Wednesday, October 1, and here are the answers to the Cisco practice exam questions posted Tuesday, September 30!

CCNA Certification And CCENT Certification:

There's a common reason for adding an explicit deny to an extended ACL. What is it?

A. To negate the implicit allow

B. The IOS requires it

C. To allow the creation of a complete log

D. To perform packet trapping for SDEE

Answer: C. An explicit deny allows you to see the denials in the log.

CCNA Security Certification / CCNP ISCW Exam:

What is the general term for the computers used to actually perform the attack in a DDoS attack?

Answer: The computers that do the dirty work in a Distributed Denial of Service (DDoS) attack are zombie computers, also called "zombies".

CCNP Certification / BSCI Exam:

Name two common methods of combating the overhead created by a BGP full mesh.

Answer: Both route reflectors and confederations help to reduce this overhead.

CCNP Certification / BCMSN Exam:

Identify the true statements regarding ISL.

A. It's Cisco-proprietary

B. It's an open standard trunking protocol

C. Understands the native VLAN

D. Adds 30 bytes to the size of the frame

E. Encapsulates the frame

F. Adds only a header to the frame

Answers: A, D, E. ISL is Cisco-proprietary, adds 30 bytes to the frame overall, and encapsulates the frame.

CCNP / ONT Exam:

What exactly does "CoPP" protect?

A. The control plane

B. The management plane

C. Both

D. Neither

Answer: C. CoPP is short for Control Plane Policing, but CoPP actually protects both the management and control planes.

New questions will be posted later today!

To your success,

Chris Bryant
CCIE #12933

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