Word processing allows for the creation, editing, and printing of documents on a computer. Key features include editing capabilities before printing, formatting options like bold and italics, and electronic sharing. Common uses are for business documents, education, and personal projects at home. The main parts of a Word window include the title bar, ruler bar, toolbars, status bar, scroll bar, menu bar, and workspace. Basic tasks in Word are creating, opening, saving, closing, and formatting documents.