Information technologies are affecting the big business enterprises of todays from data processing and transactions to achieve the goals efficiently and effectively, affecting creates new business opportunities and towards new competitive advantage, service must be enough to match the recent trends of IT such as cloud computing. Cloud computing technology has provided all IT services. Therefore, cloud computing offers an alternative to adaptable with technology model current , creating reducing cost (Fixed costs and ongoing), the proliferation of high speed Internet connections through Rent, not acquisitions, cheaper powerful computing technology and effective performance. The public and private clouds are characterized by flexibility, operational efficiency that reduces costs improve performance. Also cloud computing generates business creativity and innovation resulted from collaborative ideas of users; presents cloud infrastructure and services; paving new markets; offering security in public and private clouds; and providing environmental impact regarding utilizing green energy technology. In this paper, the main concentrate the cloud computing.