DBMS-Enhanced Entity-Relationship (EER) Model - Practice Questions

Question 1

The organised database structure gives advantage such as

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Question 2

SDLC stands for

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Question 3

The inside-out database design approach uses both the bottom-up and top-down approach instead of following any particular approach.

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Question 4

DDL stands for

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Question 5

Disjoint constraint specifies the relationship between members of the subtypes and indites whether it is possible for a member of a supertype to be a member of one, or more than one, subtype.

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Question 6

Specialisation is the process of identifying subsets of an entity set of the superclass or  supertype that share some distinguishing  characterstic.

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Question 7

The uses of specialisation or generalisation technique for a particular situation depends on

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Question 8

The participation constraint can be total jor partial.

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Question 9

Which of the following is the SDLC phase that starts after the software is released into use?

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Question 10

Relative costs of fixing a fault at later phases, is less as compared to fixing the fault at the early phases of the software process

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