Multiple Granularity in DBMS MCQs Quiz Online PDF Download

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Database management system practice test MCQ: rigorous two-phase locking protocol permits releasing all locks at the with choices beginning of transaction, during execution of transaction, end of transaction and never in the life-time of transaction problem solving skills for summative and formative assessment, competitive exam prep, interview questions with answer key. Free study guide is for online learning multiple granularity in dbms quiz with MCQs to practice test questions with answers.

MCQs on Multiple Granularity in DBMS Quiz PDF Download

MCQ. Rigorous two-phase locking protocol permits releasing all locks at the

  1. Beginning of transaction
  2. During execution of transaction
  3. End of transaction
  4. Never in the life-time of transaction

C

MCQ. For deadlock prevention, when we use an ordering of data items, request locks are sequenced in

  1. Consistent with access
  2. Consistent with relation
  3. Consistent with ordering
  4. Consistent with execution

C

MCQ. A way of guarding against deadlock prevention is to

  1. Order data items
  2. Order the execution
  3. Order access
  4. Order cascading

A

MCQ. To ensure deadlock prevention, we can use preemption approach and

  1. Rollbacks
  2. Timestamping
  3. Cascading
  4. Validating

A

MCQ. Graph-based locking protocols impose restrictions on the

  1. Order of execution
  2. Order of access
  3. Order of evaluation
  4. Order of cascading

B