Computer Science Degree Courses

Chapter 15: Database Systems Exam Tests

Database Systems MCQs - Chapter 15

Introduction to SQL Multiple Choice Questions (MCQs) PDF Download - 1

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The Multiple Choice Question (MCQ Quiz): With clause, was introduced in; "Introduction to SQL" App Download (Free) with answers: SQL:1999; SQL:1998; SQL:2000; SQL:2001; to learn online certificate courses. Solve DBMS for Competitive Exams Quiz Questions, download Google eBook (Free Sample) for computer software engineer online degree.

Introduction to SQL Questions and Answers PDF Download: MCQ Quiz 1

MCQ 1:

The with clause, was introduced in

  1. SQL:1998
  2. SQL:1999
  3. SQL:2000
  4. SQL:2001
MCQ 2:

To specify duplicate retention, we can use the keyword in place of distinct, which is

  1. Select distinct
  2. Duplicate
  3. Whole
  4. All
MCQ 3:

An identifier, that is used to rename a relation is referred to as a

  1. Input variable
  2. Clone name
  3. Correlation name
  4. Table alias
MCQ 4:

The exist construct returns true as a value, if the argument subquery is

  1. Empty
  2. Not empty
  3. Exist
  4. Not exist
MCQ 5:

If any of the input values is null, the result of an arithmetic expression, would be

  1. 0
  2. Null
  3. 1
  4. Undefined

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Introduction to SQL App (Android & iOS)

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DataBase Management System (MCS) App (Android & iOS)

DataBase Management System (MCS) App (iOS & Android)

Biochemistry App (Android & iOS)

Biochemistry App (Android & iOS)

International Relations App (Android & iOS)

International Relations App (iOS & Android)