Answer:
The answer is Live Preview.
Explanation:
<em>Live Preview is a Powerpoint tool that helps the user to find out how a singular choice will change the appearance of the presentation, without committing any change. This application allows the user to edit any slide and see the changes without any risk of damaging the rest of the presentation.</em>
<em>It lets the user see how an actual change will look on the slide object before the user decides to accept or decline the change.</em>
<em>It is a powerful resource, because we know how handful it is to prepare a powerpoint presentation.</em>
We should use Tone Generator to to trace the route that a cat 6 utp cable takes through the ceiling and walls of your building. The tone generator can be used to test the speakers and their electrical wiring, as well as to find the frequency of hearing loss and tinnitus.
A sinusoidal signal is produced by a tone generator at the selected frequency. Can be used as a learning tool for physics as well as to test audio equipment like speakers or earbuds. You may also test the frequency range of tablet speakers.
Learn more about tone generator brainly.com/question/28017740
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The answer to this is Optical mouse.
The reason the answer is optical mouse is because the optical mouse is a computer mouse which uses a light source, typically a light-emitting diode, and a light detector, such as an array of photodiodes, to detect movement relative to a surface.
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