Here are the answers to your free Cisco and CompTIA questions from Thursday, January 10!

Cisco CCENT and CompTIA Network+ Certification:

Identify the three RFC 1918 private address ranges.

Answers: 10.0.0.0 255.0.0.0, 172.16.0.0 255.240.0.0, and 192.168.0.0 255.255.0.0.


CCNA Certification:

Which of the following wildcard masks or words would be used in an ACL line that should match one and only one IP address?

A. any

B. host

C. 0.0.0.0

D. 255.255.255.255

Answer: B, C. A wildcard mask of 0.0.0.0 has the same effect as the word "host". Any line with either one of those values will match only the particular IP address named in the line.


CCNP Certification / BSCI Exam:

Short answer: By default, what percentage of an interface's bandwidth can EIGRP use?

Answer: By default, EIGRP can use up to 50% of an interface's bandwidth.



CCNP Certification / BCMSN Exam:

Short answer: At what layer of the Cisco three-layer model should a network's root bridges be found?

Answer: The Core layer.


CCNP Certification / ISCW Exam:

Short answer: What is the minimum length of a Cisco router password?

Answer: One character. It's the minimum length, but not a recommended length. ;)


CCNP Certification / ONT Exam:

Which of the following are best to use when optimizing video tranmission flows?

A. LLQ

B. TCP Header Compression

C. WFQ

D. RTP Header Compression

Answers: A, D. LLQ works well with voice due to the reserved priority queue, and RTP header compression is a good choice with voice as well.


New CCNA, CCENT, Network+, and CCNP questions posted later today - Friday, January 11!

To your success,

Chris Bryant
CCIE #12933
http://www.thebryantadvantage.com/