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Database Systems Practice Tests


Database Systems Online Tests

Algorithms for Recovery and Isolation Exploiting Semantics MCQ Quiz Online PDF Download

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Database Systems MCQs: Algorithms for Recovery and Isolation Exploiting Semantics Quiz Questions PDF Download

MCQ: The pass that determines which transactions to undo is known as

A) Redo pass
B) Analysis pass
C) Undo pass
D) Logical pass

MCQ: An efficient implementation of a recovery scheme requires that the number of writes to be

A) Minimum
B) Maximum
C) Dependent
D) Independent

MCQ: Features provided by ARIES are nested top actions, recovery independence and

A) Fine-grained locking
B) Savepoints
C) Recovery optimizations
D) All of the Above

MCQ: In log-based schemes, all updates are recorded on

A) Blocks
B) Logs
C) Disks
D) Main memory

MCQ: Transaction processing is based on a

A) Validation model
B) Recovery model
C) Storage model
D) Network model

Practice Tests: Database Systems Exam Prep

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