Concurrency in Index Structures MCQs Test Online PDF Download

Concurrency in index structures multiple choice questions (MCQs), concurrency in index structures test prep to learn online IT degree courses. Learn concurrency control multiple choice questions (MCQs), concurrency in index structures quiz questions and answers. Career test prep on concurrency in index structures, multiple granularity in dbms, deadlock handling aptitude test for online Microsoft SQL courses distance learning.

Practice concurrency control aptitude test MCQs: a scheme that creates a new version of a data item for each transaction is defined by, for free online computer science courses with options concurrency control scheme, multiversion concurrency control scheme, timestamp concurrency control scheme, wound concurrency control scheme for online IT degree programs. Free skills assessment test is for online learning concurrency in index structures quiz questions with MCQs, exam preparation questions and answers.

MCQ on Concurrency in Index Structures Quiz PDF Download

MCQ: System must deal with deadlocks that are not prevented by using schemes of

  1. Validation
  2. Deadlock detection
  3. Deadlock recovery
  4. Both A and B

D

MCQ: A scheme that creates a new version of a data item for each transaction is defined by

  1. Concurrency control scheme
  2. Multiversion concurrency control scheme
  3. Timestamp concurrency control scheme
  4. Wound concurrency control scheme

B

MCQ: A transaction that is inserting a new tuple into database is given an

  1. Shared lock
  2. Mutual lock
  3. Exclusive lock
  4. NO lock

C

MCQ: Concurrency control is a challenging task for transactions that have

  1. Application accesses
  2. I/O activities
  3. User interactions
  4. Application interactions

C

MCQ: In preemption technique, transactions are assigned a unique timestamp to decide whether it should wait or

  1. Executed
  2. Committed
  3. Aborted
  4. Rolled back

D