Database Systems Practice Test 253

Ordered Indices Quiz Questions and Answers PDF - 253

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Ordered Indices Questions and Answers PDF Download: Quiz 253

MCQ 1261: In-memory indexing uses

A) Hashing

B) Clusters

C) Array

D) Binary tree

MCQ 1262: Views can be defined with a clause of

A) Check clause

B) With check clause

C) Condition clause

D) With condition clause

MCQ 1263: An E-R schema can define certain constraints to which the contents of a database must

A) Rely

B) Exist

C) Depend

D) Conform

MCQ 1264: In an E-R diagram, entity sets are linked to relationship sets, with the symbol

A) Forward arrow

B) Backward arrow

C) Looped arrow

D) Lines

MCQ 1265: The field of update log record that defines the unique identifier of the transaction is known as

A) Data-item identifier

B) Old value identifier

C) Transaction identifier

D) New value identifier

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