CCNA / CCENT Practice Exam :

Networking Fundamentals (Exam #2)

Here's the second in a series of CCNA and CCENT practice exams on networking fundamentals.

Most of today's questions are short answer, and you'll find those answers at the bottom of the page. When you're done here, visit our CCNA Practice Exam page for more!

Chris Bryant

CCIE #12999

"The Computer Certification Bulldog"

chris@thebryantadvantage.com

Question 1:

SMTP uses what port number?

Question 2:

Which layer of the OSI model primarily concerns itself with data encryption and formatting?

Question 3:

Which of the following describes UDP?

A. no error detection

B. has error recovery capabilities

C. connection-oriented

D. best-effort delivery

E. windowing capabilities

Question 4:

Name the three fields that TCP and UDP headers have in common.

Question 5:

The Transport layer of the TCP/IP model maps to what layers of the OSI model?

Question 6:

What port number does Secure Shell use?

Question 7:

Telnet runs at which layer of the OSI model?

Question 8:

What single word describes UDP's advantage over TCP? (Keep it clean.)

Question 9:

The Simple Network Management Protocol uses what port number?

Question 10:

Does the Data Link layer perform error recovery and/or error detection?

A. Error recovery only

B. Error detection only

C. Both

D. Neither

Answers are at the bottom of the page!

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