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Database Systems Entrance Exam: Practice Test 6 (Chapter 15)

Introduction to SQL Multiple Choice Questions (MCQ) PDF Download - 6

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The Introduction to SQL Multiple Choice Questions (MCQ Quiz) with Answers PDF (Introduction to SQL MCQ PDF e-Book) download Ch. 15-6 to learn Database Systems Course. Solve Additional Basic Operations Multiple Choice Questions (MCQs), Introduction to SQL quiz with answers PDF to learn e-learning courses. The Database Systems MCQ App Download: Free Introduction to SQL App to learn modification of database, aggregate functions, nested subqueries career test for computer science programs.

The MCQs: The Asterisk symbol '*' is used to denote all the attributes in a relation, and is used in; "Introduction to SQL" App (Android, iOS) with answers: define clause, select clause, from clause, and where clause to learn e-learning courses. Practice View of Data Quiz Questions, download Apple Book (Free Sample) for information and communication technology.

Introduction to SQL MCQ with Answers PDF Download: Quiz 6

MCQ: 26

The Asterisk symbol '*' is used to denote all the attributes in a relation, and is used in

  1. Select clause
  2. Define clause
  3. From clause
  4. Where clause
MCQ: 27

Performing all the tests before performing any deletion is

  1. Important
  2. Optional
  3. Complex
  4. Irrational
MCQ: 28

SQL standard says that the sum operator should ignore an input of

  1. 0s
  2. 1s
  3. Null value
  4. strings
MCQ: 29

The groups that do not satisfy the having clause predicate are

  1. Applied
  2. Removed
  3. Retrieved accordingly
  4. Not retrieved
MCQ: 30

Scalar subqueries can occur in

  1. Select clause
  2. From clause
  3. Where clause
  4. All of the Above

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