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It works through radio waves

Wi fi speed in USA is very fast

Explanation

An apostrophe before a cell value forces Excel to interpret the value as text.

This is mostly useful for values that look like a number or date.

Explanation

Alternatively referred to as Control G , Ctrl+G is a shortcut key most often used to go to a line or page.

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The <u> tag in HTML stands for underline, and it's used to underline the text enclosed within the <u> tag

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A power supply unit  converts mains AC to low-voltage regulated DC power for the internal components of a computer.

Modern personal computers universally use switched-mode power supplies.

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Donald Trump, to launch his own social media platform, called Truth social

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Ireland fined Facebook's WhatsApp a record 225 million euro ($266m) on Thursday for privacy breaches after the EU privacy watchdog pressured the country to take a tougher line with a bigger penalty.

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The term ‘Computer’ is derived from a Latin word “computare” which means to “to calculate”, “to count”, “to sum up” or “to think together”. So, more precisely the word computer means a “device that performs computation“.

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A CD-ROM is a pre-pressed optical compact disc that contains data. Computers can read—but not write or erase—CD-ROMs

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The correct answer is an inkjet printer. Non-impact printers print  characters without the use of ribbons. Each of these printers prints a complete page, so it is also called a page printer. Example: Inkjet printer, laser printer