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Database Management Systems MCQ

Names of the relation attributes can be different, but the data types must be identical

Names of the relation attributes must be the same, but the data types can be different

Names of the relation attributes must be the same and their data types must be identical

Number of attributes must be the same, but the names and data types can be different

Answer

Correct Answer: Names of the relation attributes can be different, but the data types must be identical

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Ghost

Filevault

Logical

Shadow

Answer

Correct Answer: Shadow

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E-R diagrams

DBAs

Data files

DBMSs

Answer

Correct Answer: DBMSs

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Primary

Candidate

Foreign

Secondary

Answer

Correct Answer: Candidate

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Using an electronic scanner

Requires forming new habits

Take up little physical

Database - it must store information for easy access and retrieval

Answer

Correct Answer: Database - it must store information for easy access and retrieval

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Information Engineering MCQs | Topic-wise

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