Database Views Quiz with Answers PDF Download – Test 205

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

1. Called
2. Updated
3. Used
4. Retrieved

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

1. Temporal data
2. Snapshot data
3. Chunk data
4. Point in time data

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

1. Power fails
2. System crash
3. Domain change
4. 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:

1. Referenced relation
2. Node relation
3. Parent relation
4. Referencing relation

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

1. Low throughput
2. High throughput
3. High response time
4. Low response time