Question

Due to program data independence changes in the system are

Answer 1

Data Independence Types. ... It means we change the physical storage/level without affecting the conceptual or external view of the data. The new changes are absorbed by mapping techniques. Logical data independence is the ability to modify the logical schema without causing application program to be rewritten.
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Answer 2

Answer:

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• Data Independence Types. ... It means we change the physical storage/level without affecting the conceptual or external view of the data. The new changes are absorbed by mapping techniques. Logical data independence is the ability to modify the logical schema without causing application program to be rewritten.