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Question

What is the purpose of the data layer in the architectural abstraction of Web applications?

a.

Implements application logic

b.

Presents user interfaces

c.

Handles client requests

d.

Stores persistent data

Posted under Cloud Computing

Answer: (d).Stores persistent data Explanation:The data layer in the architectural abstraction of Web applications is comprised of persistent data stores.

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Q. What is the purpose of the data layer in the architectural abstraction of Web applications?

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