期刊名称：International Journal of Computer Technology and Applications
电子版ISSN：2229-6093
出版年度：2011
卷号：2
期号：6
页码：1795-1799
出版社：Technopark Publications
摘要：HOW YOU DO FEEL WHEN YOU ARE USING THE SOFTWARE WITHOUT INSTALLING IT IN YOUR COMPUTER? Isn’t it miracle? Yes it is .Cloud computing makes it possible in today’s world. It saves your memory both primary and secondary because your data is on centralized data center located outside your house which is highly secure. It is not in your computer memory so that it can be accessed anywhere by you. It also saves money which you don’t need to buy any expensive hardware to access the particular software in your computer. Cloud computing is a highly scalable pay-per-use IT capabilities. Now a days, software is very much expensive which even MNC’s don’t want to purchase it due to various factors which is:-Not reliable, Highly expensive which is very costly to install it on 1000’s of computers, If any error occurrence it takes 1-2 days to solve which is a big loss for organization. SO, here is the simple solution i.e. cloud computing which makes organization more productive due to low cost of software with high-end features, highly reliable , low maintenance cost, problems solving immediately and Highly secure.
关键词：PAY PER USE IT CAPABILITIES VIRTUALIZED IT RESOURCES SAAS PAAS IAAS MULTI-TENANCY
