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MCQ: We can delete only
- Whole tuples
- Attributes
- Instances
- Multiple attributes
A
MCQ: To ensure serializability, the concurrency-control schemes operates in way(s) of
- Delaying an operation
- Aborting the transaction
- Both A and B
- Committing an operation
C
MCQ: The actual protocol used to exchange information with the database, is not defined by the
- Protocol
- Connection
- Driver
- Standard
D
MCQ: The conceptual framework specifies the
- Structure
- Systematic fashion
- Models
- Tools
B
MCQ: Virtual Private Database (VPD) provides authorization at the level of
- Rows
- Tuples
- Relations
- All of the above
D