Sunday, July 6, 2008

Cisco Wireless LAN Certification Exam 646-589

What is the maximum length of a 10BASE2 segment?

A. 25 meters
B. 100 meters
C. 185 meters
D. 550 meters
Answer: C
Explanation:
The maximum distance on a 646-102 10Base2 (thinnet) segment is 185 meters.

Incorrect Answers:
A: 1000BASE-CX uses STP cable with a maximum transmission distance of 25 m.
B: 10BASE-T and 100BASE-TX uses UTP cable with a maximum transmission distance
of 100 m.
D: 1000BASE-SX uses multimode fiber 646-589 optic cable that has a maximum transmission
distance of 550 m.

References:
David Groth and Dan Newland, A+ Complete Study Guide (2nd Edition), Sybex,
Alameda CA, 2002, p. 326.
David Groth and Toby Skandier, 646-590 Network+ Study Guide (4th Edition), Sybex, Alameda
CA, 2005, pp. 30-31.
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