Cloud storage is one of resources available through cloud computing. Cloud Storage refers to any type of data storage that resides in the cloud. It includes service that provide databases-similar functionalities, unstructured data services such as file storage of media files); data synchronization services; or NAS ( network attached storage) services. Data services are usually provided on pay-per-use model. It may be also pay per GB mode. The payment may included for storing and transferring data.
Benefits:
Cloud storage is a boon for many. It offers a number of benefits such as the ability to store and retrieve large amount of data in any geographically dispersed location and any time. Data storage services are fast, economical, and scalable. Data reliability is some times a challenge so is latency. Transaction support often poses challenges.