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Database Systems MCQs – Practice Test 26 (Chapter 21)

SQL Concepts and Queries MCQ with Answers PDF Download – Test 26

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Study SQL Concepts and Queries Multiple Choice Questions (MCQ Quiz) with Answers PDF to improve learning outcomes. Download the SQL Concepts and Queries MCQ PDF e-Book, Ch. 21-26 to learn Database Systems Course. Solve Database Views Multiple Choice Questions (MCQs), SQL Concepts and Queries quiz with answers PDF for relational database studies. Free SQL Concepts and Queries MCQ App: Download the Database Systems Study App to learn join expressions, sql data types and schemas career test for DBMS exam support.

Download the SQL Concepts and Queries Study App (iOS & Android): In outer join we can have different forms of; MCQ with answers: 3 types, 2 types, 4 types, and 5 types. Practice Relational Algebra Quiz Questions, download Apple Book (Free Chapter) to improve learning outcomes.

SQL Concepts and Queries MCQ – Practice Test 26 PDF Download

MCQ 126: On top of any given set of actual relations, supporting a large number of views is:

  1. Possible
  2. Impossible
  3. Doesn't Exist
  4. Complex

MCQ 127: In outer join we can have different forms of:

  1. 2 types
  2. 3 types
  3. 4 types
  4. 5 types

MCQ 128: To extract individual fields of a date or time value d, we can us:

  1. extract (field)
  2. extract (d from field)
  3. extract (field from d)
  4. extract (d)

MCQ 129: Many queries reference the records in a file in a:

  1. Small proportion
  2. Large proportion
  3. Complex proportion
  4. Dependent proportion

MCQ 130: To define a view, we must give the view a:

  1. Index
  2. Declaration
  3. Initializer
  4. Name

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