Database Systems MCQs - Chapter 3
Concurrency Control Multiple Choice Questions (MCQ) PDF - 6
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The MCQ: Deadlock prevention approaches are of; "Concurrency Control" App Download Android & iOS (Free) with answers 3 types, 2 types, 4 types and 5 types to learn SQL certification courses. Practice deadlock handling quiz questions, download Apple Book (Free Sample) for online college courses.
Concurrency Control Questions & Answers PDF Download: MCQ Quiz 6
MCQ 26: Deadlock prevention approaches are of
- 2 types
- 3 types
- 4 types
- 5 types
MCQ 27: A deadlock can be broken down by
- Committing one or more transactions
- Aborting one or more transactions
- Rolling back one or more transactions
- Terminating one or more transactions
MCQ 28: Exclusive locks are released at the end of the transaction to ensure
- Recoverability
- Cascadelessness
- Key-value locking
- Both A and B
MCQ 29: Various concurrency-control schemes are used to ensure
- Serializability
- Deadlock prevention
- Timeouts
- Locking states
MCQ 30: For dealing with the not-prevented deadlocks, the system constructs
- Wait-wound graph
- Wait-for graph
- Wound-for graph
- Wound-wait graph
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- Database program which handles software applications and include database servers calls to
- In relational model terminology, the table is considered as
- Kind of memories that use an array of platters of CD-ROM must
- Non-procedural language and the procedural language are classified as types of
- In the EQUIJOIN condition, the operation which is used to avoid superfluous attribute is classified as
- Key which specifies that two different tuples cannot have the same value is classified as
Concurrency Control MCQ Book Questions
- Most general-purpose computer systems with only a few processors are said to be of
- Data values stored in the database must satisfy certain types of
- Older systems allow multiple statements to be executed in a single call,
- SQL set operations include
- Any relation that is not part of the logical model, but is
- Method that supports high transaction rates, is known as