COMPUTER NETWORKING

WIRELESS NETWORKS AND MOBILE IP

WIRELESS LANS

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
A wireless spectrum is described as
A
states what frequency to use in a wireless network
B
Enlists available frequencies to use
C
Defines wave sizes and category
D
Classifies frequencies approved by a regulatory organization
Explanation: 

Detailed explanation-1: -The electromagnetic spectrum (EMS) is the general name given to the known range of electromagnetic radiation. Wavelengths increase from approximately 10-18 m to 100 km, and this corresponds to frequencies decreasing from 3 × 1026 Hz to 3 ×103 Hz.

Detailed explanation-2: -The electromagnetic spectrum is a range of wavelengths of electromagnetic radiation. From long to short wavelength, the EM spectrum includes radio waves, microwaves, infrared, visible light, ultraviolet, x-rays and gamma rays.

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