期刊名称：International Journal of Computer Science and Information Technologies
电子版ISSN：0975-9646
出版年度：2014
卷号：5
期号：3
页码：4086-4090
出版社：TechScience Publications
摘要：Cloud computing is a synonym for distributed computing over a network and means the ability to run a program on many connected computers at the same time. This phase is also more commonly used to refer to network based services which appear to be provided by real server hardware, which in fact are served up by virtual hardware, simulated by software running on one or more real machines. This paper is based on the survey of types of faults-tolerance and different types of fault-tolerance techniques. There are several methods used to avoid the faults before and after it occur
