Multimedia involves stimulating sight, sound, and images through visual and auditory elements. However, it does not directly stimulate memory; instead, it may help enhance memory retention indirectly by engaging multiple senses.

A hyperlink is a word, phrase, or image in a web page that, when clicked, redirects the user to another document, web page, or resource. It is a core feature of the web, enabling easy navigation between connected resources.

In MS Word, superscript, subscript, and strikethrough are considered font effects, as they modify the appearance of text without changing the basic font or style.

In Excel, the =NOW() function is used to display the current date and time in a worksheet cell. If you only need the current time, you can format the cell to show the time portion. For just the date, use =TODAY().

In MS Excel, all functions and formulas must begin with an equals sign (=). This tells Excel that the cell contains a formula, not plain text or a number. For example, a formula like =SUM(A1:A5) calculates the sum of the values in cells A1 through A5.