Question

The form of data model in which the concepts provided are useful for end users and are also close to the way it is stored in computer system is called

Answer 1

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Answer 2

Q)  The form of the data model in which the concepts provided are useful for end-users  and are also close to the way it is stored in a computer system is called

a. Representational data models

b. implementation data models

c. clientele data models

d. both a and b

 Option (d) Both a and b is the correct answer. Representational and implementation data models.

• For presenting visually, how the data are stored and connected to each other in a database, the data models used.
• For representing only the logical part of a database using the representational data model. This model hides all the details related to the physical structure of the database.
• To show the final system looks after the complete implementation, the data model used is the implementation data model.
• So, both the representational and the implementation data models can be used.

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