Which of the Following Is NOT a Limitation of Using

question 41

Multiple Choice

Which of the following is NOT a limitation of using infrared wireless systems?

• A) they lack mobility
• B) they use a line-of-sight principle
• C) someone can eavesdrop from another room
• D) diffused transmissions have a range of 50 feet

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Definitions:

Acetic Acid Solution

A solution composed of acetic acid, often used in vinegar, with acidic properties resulting from the presence of acetic acid.

Buffer Solution

A solution that resists changes in pH upon the addition of small amounts of acid or base, typically made from a weak acid and its conjugate base.

Acid

A substance that can donate a hydrogen ion (H+) and usually has a sour taste.

Base

A substance that can accept hydrogen ions (protons) or more generally, donate a pair of valence electrons.