Transaction Isolation Levels MCQs Quiz Online PDF Book Download

Transaction isolation levels MCQs, transaction isolation levels quiz answers to learn online data analytics courses. Database transactions multiple choice questions (MCQs), transaction isolation levels quiz questions and answers for data science certification. Types of storage structure, transaction isolation and atomicity, storage and file structure, transaction model, transaction isolation levels test prep, career assessment test for data science certification.

Practice database transactions test MCQs: performing concurrent execution of transactions reduces, with choices waiting time, buffer time, queue time, and evaluation time for data science certification. Prepare assessment test for scholarships, online learning transaction isolation levels quiz questions for competitive assessment in computer science major for data science certification.

MCQ on Transaction Isolation Levels Quiz 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