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Database Systems Practice Test 131

Integrity Constraints Quiz Questions with Answers PDF Download - 131

The Integrity Constraints Trivia Questions and Answers PDF (Integrity Constraints Quiz Answers PDF e-Book) download Ch. 21-131 to solve Database Systems Practice Tests. Learn SQL Concepts and Queries MCQ Questions PDF, Integrity Constraints Multiple Choice Questions (MCQ Quiz) for computer science bachelor degree online. The Integrity Constraints Trivia App Download: Free learning app for magnetic disk and flash storage, deadlock handling, aggregate functions, recursive views, integrity constraints test prep for software engineering online courses.

The Quiz: Taking the instructor's relation into account, the integrity constraint ensures that instructor name cannot be; "Integrity Constraints" App (iOS, Android) with answers: Empty; Null; Duplicated; Referenced; for software engineering online courses. Study SQL Concepts and Queries Questions and Answers, Apple e-Book to download free sample for software engineering online courses.

Integrity Constraints Quiz with Answers PDF Download: MCQs 131

MCQ 651:

Taking the instructor's relation into account, the integrity constraint ensures that instructor name cannot be

  1. Null
  2. Empty
  3. Duplicated
  4. Referenced
MCQ 652:

The second subquery of the recursive view is said to be

  1. Non-recursive
  2. Dynamic
  3. Absolute
  4. Recursive
MCQ 653:

In SQL, the count of an empty collection is defined to be

  1. 1
  2. 0
  3. Infinite
  4. Unknown
MCQ 654:

The deadlock prevention scheme named wound-wait is a

  1. Non-linear preemptive technique
  2. Linear preemptive technique
  3. Preemptive technique
  4. Nonpreemptive technique
MCQ 655:

The process of temporarily storing the blocks in an inmemory buffer, to satisfy future requests, is known as

  1. Read-ahead
  2. Buffering
  3. Scheduling
  4. Log Disk

Database Systems Exam Prep Tests

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Integrity Constraints App (Android & iOS)

Integrity Constraints App (Android & iOS)

Database Management System App (Android & iOS)

Database Management System App (iOS & Android)

Operating Systems App (Android & iOS)

Operating Systems App (Android & iOS)

Digital Logic Design App (Android & iOS)

Digital Logic Design App (iOS & Android)