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Database Systems Certification Exam Tests

Database Systems Practice Test 23

Set Operations Quiz Questions with Answers PDF Download - 23

The Set Operations Trivia Questions and Answers PDF (Set Operations Quiz Answers PDF e-Book) download Ch. 15-23 to solve Database Systems Practice Tests. Learn Introduction to SQL MCQ Questions PDF, Set Operations Multiple Choice Questions (MCQ Quiz) for online information technology certification. The Set Operations Trivia App Download: Free learning app for dbms design process, failure classification in dbms, set operations test prep to learn online certificate courses.

The Quiz: The SQL set operations include; "Set Operations" App (iOS, Android) with answers: Intersect; Union; Except; to learn online certificate courses. Study Introduction to SQL Questions and Answers, Apple e-Book to download free sample for computer software engineer online degree.

Set Operations Quiz with Answers PDF Download: MCQs 23

MCQ 111:

The SQL set operations include

  1. Union
  2. Intersect
  3. Except
  4. All of the Above
MCQ 112:

The predicated that succeeds if the value on which it is applied is not null, is known to be

  1. Is Not Null
  2. Is Null
  3. Not Null
  4. Null
MCQ 113:

The error that causes loss of the data of volatile storage, and halts the transaction processing is known as

  1. System error
  2. Application error
  3. System crash
  4. Transaction error
MCQ 114:

Mapping of conceptual schema using the entity-relationship model into a relation schema, is achieved at the stage

  1. Physical-design phase
  2. Contextual-design phase
  3. Virtual-design phase
  4. Logical-design phase
MCQ 115:

Durability can be ensured in different

  1. 2 ways
  2. 3 ways
  3. 4 ways
  4. 5 ways

Database Systems Exam Prep Tests

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Set Operations App (Android & iOS)

Set Operations App (Android & iOS)

Database Management System App (Android & iOS)

Database Management System App (iOS & Android)

Computer Networks App (Android & iOS)

Computer Networks App (Android & iOS)

DBMS App (Android & iOS)

DBMS App (iOS & Android)