超星 - 作业7.4

单选题

38._____ is a delivery model for software which provides the ability to customize data entry forms, screens, reports, and the like, and access to software development tools to alter the way in which the software works by adding new modules (services) and/or making modifications to existing modules.

A.IaaS
B.SaaS
C.SLA
D.PaaS

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单选题

39._____ involves using the cloud for a vast majority of your computing needs.

A.IaaS
B.SaaS
C.SLA
D.PaaS

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单选题

40.Which of the following is true of cloud computing?

A.It does not offer pay-per-use options and increases a firm's capital expenditures.
B.It raises barriers to entry in markets that require an investment in technology.
C.It gives immediate access to a broad range of application software.
D.It is a risk-free alternative to acquiring physical computing infrastructure.

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