Transaction Isolation Levels MCQs Quiz Online PDF Book Download

Transaction isolation levels multiple choice questions (MCQs), transaction isolation levels quiz answers to learn database online courses. Database transactions MCQs, transaction isolation levels quiz questions and answers for online computer programming degree. Learn types of storage structure, transaction isolation and atomicity, storage and file structure, transaction model, transaction isolation levels test prep for data science certification.

Learn database transactions MCQ: performing concurrent execution of transactions reduces, with choices waiting time, buffer time, queue time, and evaluation time for online computer programming degree. Practice merit scholarships assessment test, online learning transaction isolation levels quiz questions for competitive exams in computer science major .

MCQs on Transaction Isolation Levels PDF Book Download

MCQ: Performing concurrent execution of transactions reduces

  1. Waiting time
  2. Buffer time
  3. Queue time
  4. Evaluation time

A

MCQ: Usage of concurrent execution of transactions improves

  1. Utilization
  2. Response time
  3. Throughput
  4. Both A and C

D

MCQ: Serializability of schedules can be ensured through a mechanism called

  1. Concurrency control policy
  2. Evaluation control policy
  3. Execution control policy
  4. Cascading control policy

A

MCQ: Schedules should preferably be

  1. Cascading
  2. Cascadeless
  3. Dependent
  4. Non-modifying

B

MCQ: A schedule can be tested against con?ict serializability by constructing

  1. Histogram
  2. Gantt chart
  3. Precedence graph
  4. Bar-graph

C