Microsoft Corporation is an American multinational corporation headquartered in Redmond, Washington that develops, manufactures, licenses and supports a wide range of products and services related to computing. The company was founded by Bill Gates and Paul Allen on April 4, 1975. Microsoft is the world’s largest software maker measured by revenues. It is also one of the world’s most valuable companies. Microsoft provides Different Certification like MCP,MCTS,MCITP,MCSA,MCSE etc.