To keep a desktop computer or a server powered up when the electricity goes off in addition to protection against power fluctuations, an <u>uninterruptible power supply (UPS)</u>, which contains a built-in battery, can be used.
<u>Explanation</u>:
An uninterruptible power supply (UPS) is a device that allows a computer or server powered up for a short time, when the electricity goes off. UPS device also provides uninterrupted service during power fluctuation.
A battery is inbuilt in the UPS and provides power for few minutes to the computer to shut down it in a proper manner.
UPS is available at affordable cost and can be maintained at low cost compared to generators.
Answer:
1. Semantic
2. modifies
Explanation:
Semantic HTML is understood by the traditional browser, and semantic tags are the one that ensures not just presentation, but also adds the meaning to the webpage. And hence, img here is both semantic as well as presentational. Hence, the first option is semantic. And the IMG modifies the meaning of the web page. The description is done by the text. And hence the second option is modified.
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Answer:
Recorder
Hope this helped! I'm not 100% if this answer is correct, though
