Recovery and Atomicity MCQs Quiz Online PDF Download

Learn recovery and atomicity MCQs, database management system test for online learning courses, test prep to practice test. Database recovery system quiz has multiple choice questions (MCQ), recovery and atomicity quiz questions and answers, algorithms for recovery and isolation exploiting semantics, dbms failure classification, failure classification in dbms, types of database failure, recovery and atomicity tutorials for online SQL server management studio courses distance learning.

Database management system practice test MCQ: unique identifier field in update log record in which data item is written is called with choices transaction identifier, new value identifier , data-item identi?er and data-value identi?er with technical interview questions for online assessment of fresh and experienced graduates. Free study guide is for online learning recovery and atomicity quiz with MCQs to practice test questions with answers.

MCQs on Recovery and Atomicity Quiz PDF Download

MCQ: Unique identifier field in update log record in which data item is written is called

  1. Transaction identifier
  2. New value identifier
  3. Data-item identi?er
  4. Data-value identi?er


MCQ: Log record type that describes a single database write is known as

  1. Transaction log record
  2. Write log record
  3. Read log record
  4. Update log record


MCQ: Number of fields in an update log record are

  1. 3
  2. 4
  3. 5
  4. 6


MCQ: Field of update log record that defines unique identi?er of transaction is known as

  1. Data-item identi?er
  2. Old value identifier
  3. Transaction identifier
  4. New value identifier


MCQ: Unique identifier field in update log record that performs write operation is called

  1. Data-item identi?er
  2. Transaction identifier
  3. Data-value identi?er
  4. New value identifier