Which of the Following Are Enhancements of the 802

question 30

Multiple Choice

Which of the following are enhancements of the 802.11n standard?

• A) 40 MHz channels and variable guard interval
• B) 20 MHz channels and fixed guard interval
• C) bonding of two 10 MHz channels
• D) operation in the 40 GHz frequency range

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Definitions:

Neural Tissue

Specialized tissue that makes up the nervous system, including the brain, spinal cord, and nerves, responsible for transmitting signals throughout the body.

Eyeball

The spherical part of the eye that contains the optic nerve, retina, lens, and other structures, enabling vision.

Ganglion Cells

Neurons in the retina of the eye, which gather information from receptor cells (by way of intermediate bipolar cells); their axons make up the optic nerve.

Rods

Photoreceptor cells in the retina of the eye that are extremely sensitive to light and enable vision in low-light conditions.