Sunday, July 6, 2008

Cisco IP-Communications Certifications Exam 642-143

Which of the following is the connector used in 10Base-2 networks?

A. AUI
B. BNC
C. RJ-45
D. ST
Answer: B
Explanation:
BNC connector are used for thinnet which is 10Base-2

Incorrect Answers:
A: AUI is a 15-pin connector commonly used in 10Base-5 and Ethernet networks.642-143
C: RJ-45 is used on twisted pair cable commonly used on 10Base-T networks.642-144
D: ST is a fiber optic connector commonly used on 100Base-FX networks.

References:
David Groth and Dan Newland, A+ Complete Study Guide (2nd Edition), Sybex,
Alameda CA, 2002, pp. 325-326