Web services can exchange information between two different systems regardless of the operating system or programming languages on which the systems are based.
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A private cloud is operated by a single organization but may be managed by a third party and be located off premises.
In cloud computing, rapid elasticity refers to the ability of computing resources to be quickly altered to meet demand.
Systems integration means ensuring the legacy systems work with new elements of the infrastructure.
IT infrastructure technology is the set of physical devices required to operate the entire enterprise.