At what radio frequency does an IEEE 802.11a wireless network operate?
A. 2.4 GHz
B. 5.0 GHz
C. 5.4 GHz
D. 10 GHz
Answer: B
Explanation:
IEEE 802.11a uses the 642-371 5 GHz frequency band.
Incorrect Answers:
A: IEEE 802.11b and IEEE 802.11g uses the 2.4 GHz frequency band frequency band.
C, D: No IEEE wireless standard uses the 5.4 GHz or the 10 GHz frequency bands.
References:
Leading the way in IT testing 642-381 and certification tools, www.certifyme.com
- 434 -
David Groth and Toby Skandier, Network+ Study Guide (4th Edition), Sybex, Alameda
CA, 2005, pp. 249-252
Subscribe to:
Post Comments (Atom)
No comments:
Post a Comment