Database Systems Practice Test 205

Database Views Quiz Questions and Answers PDF - 205

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Database Views Questions and Answers PDF Download: Quiz 205

MCQ 1021: View maintenance can be done immediately on the relations on which the view is defined is

A) Called

B) Updated

C) Used

D) Retrieved

MCQ 1022: The form of data, having an associated time interval during which it is valid, is known as

A) Temporal data

B) Snapshot data

C) Chunk data

D) Point in time data

MCQ 1023: The contents of main memory storage are lost in occurrence of

A) Power fails

B) System crash

C) Domain change

D) Both A and B

MCQ 1024: A relation, say r1, may include among its attributes the primary key of another relation, say r2. the r2 is also known as

A) Referenced relation

B) Node relation

C) Parent relation

D) Referencing relation

MCQ 1025: Systems that includes interaction with people, focus on having

A) Low throughput

B) High throughput

C) High response time

D) Low response time

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