Database Systems MCQs - Chapter 8
Database Transactions Trivia Questions & Answers PDF Download - 4
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Database Transactions Test Questions and Answers PDF Download: MCQ 4
The effects of a committed transaction can be undo by executing a
- Compound transaction
- Composite transaction
- Compensating transaction
- Common transaction
Examples of nonvolatile storage are magnetic disks and
- Flash memory
- Main memory
- Cache memory
- Primary memory
A schedule can be tested against the conflict serializability by constructing
- Histogram
- Gantt chart
- Precedence graph
- Bar-graph
When the changes made by the aborted transaction has been undone, the transaction is said to be
- Committed
- Derived
- Rolled back
- Depicted
The term stating either all operations of the transaction to be displayed at the database, or none at all is known to be
- Atomicity
- Inconsistency
- Isolation
- Durability
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Database & MySQL MCQ with Answers
- Constraints that are applied on individual tuples and are verified whenever any tuple is modified or new tuple is inserted are called
- In linear hashing, formula used to calculate number of records if blocking factor, loading factor and file buckets are known is as
- First step in designing high level conceptual data model is
- In database management system, CAD is an abbreviation of
- Weak entities and their identifying relationship in ER diagrams are represented by
Database Transactions MCQ Book Questions
- Underlying structure of a database is
- Type of blocks that resides on disk are known as
- User instructs system to perform a sequence of operations on database to compute desired outcome, is known as
- Predicated that succeeds if value on which it is applied is not null, is known to be
- If tuples are satisfying where predicate, then they are placed into groups by