http://goarticles.com - Technology has taken the whole world in a completely different era where people can do lots of difficult tasks in just a single click and all this is possible with the invention of computer. Computer plays a vital role in different sectors including business, industry, government sectors, schools & institutions, and others. Invention of computer was a revolution but to facilitate even millions of other things, several computer software programs and applications were invented. Among several important computer applications, the most important and widely used one is Microsoft Office.