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Introduction to SQL MCQs App Download | Database Systems PDF e-Book

Database Systems MCQs: Chapter 15

Introduction to SQL Multiple Choice Questions (MCQs) PDF Download | 57

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The Introduction to SQL Multiple Choice Questions (MCQs) with Answers PDF (Introduction to SQL MCQs PDF e-Book) download Ch. 15-57 to study Database Systems Course. Practice Aggregate Functions MCQs, Introduction to SQL trivia questions and answers PDF to learn online certificate courses. The Introduction to SQL MCQs App Download: Free Database Systems App to study nested subqueries, additional basic operations, sql data definition career test to study online classes courses.

The MCQ: Any attribute that is present in the having clause without being aggregated must appear in the "Introduction to SQL" App Download [Free] with answers: select clause, group by clause, where clause, and distinct clause to study online classes courses. Solve Concurrency Control Concept in DBMS Quiz Questions, download Google e-Book (Free Sample) for computer software engineer online degree.

Introduction to SQL MCQs with Answers PDF Download: MCQ Quiz 57

MCQ: 281

Any attribute that is present in the having clause without being aggregated must appear in the

  1. Group by clause
  2. Select clause
  3. Where clause
  4. Distinct clause
MCQ: 282

SQL implicitly extracts the value from the single attribute of the single tuple in the relation, and returns

  1. True
  2. False
  3. Unknown
  4. Value
MCQ: 283

The symbol that can be used in the select clause to denote 'all attributes', is

  1. _
  2. ^
  3. &
  4. *
MCQ: 284

In SQL, identification of patterns are

  1. Complex
  2. Special case
  3. Case sensitive
  4. Not case sensitive
MCQ: 285

The constraint on an attribute specifies that the null value is not allowed for that attribute, is known to be

  1. Candidate key attribute
  2. Foreign key attribute
  3. Unique key attribute
  4. Not Null attribute

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