MS Word is a word processing software primarily used for creating, editing, and formatting various documents, such as letters, reports, resumes, and more. For data analysis, databases, or slides, tools like Excel, Access, or PowerPoint are more appropriate.

LCD stands for Liquid Crystal Display, a technology used in screens and monitors. It works by manipulating liquid crystals to control the passage of light, providing clear and energy-efficient displays.

In MS Word, the Format Painter simplifies formatting by allowing you to copy the formatting (such as font, size, color, etc.) from one text and apply it to another location quickly. This saves time compared to manually applying the same formatting repeatedly.

In MS Excel, a workbook is a file that contains one or more worksheets. Each worksheet consists of rows and columns used for data organization, analysis, and calculations. A workbook allows you to manage multiple sheets within a single file.

In MS Word, the shortcut Ctrl + = is used to apply the subscript format to the selected text, which lowers the text below the baseline. This is commonly used in chemical formulas and mathematical expressions.