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Database Systems Practice Test 137

Relational Databases Quiz Questions and Answers PDF Download - 137

The Relational Databases Quiz Questions and Answers PDF (Relational Databases Quiz with Answers PDF e-Book) download Ch. 13-137 to prepare Database Systems Practice Tests. Solve Introduction to DBMS MCQ with answers PDF, Relational Databases Multiple Choice Questions (MCQ Quiz) for computer information science. The Relational Databases Quiz App Download: Free learning app for online analytical processing (olap), database schema, entity relationship diagrams, additional basic operations, relational databases test prep for free online classes.

The Quiz MCQ: Each record type defines a fixed number of; "Relational Databases" App Download (Free) with answers: Fields; Variables; Attributes; Unique names; for computer information science. Learn Introduction to DBMS Questions and Answers, Apple eBook to download free sample for online software engineering certification.

Relational Databases Questions and Answers PDF Download: MCQ 137

MCQ 681:

Each record type defines a fixed number of

  1. Variables
  2. Fields
  3. Attributes
  4. Unique names
MCQ 682:

The names of the attributes in the result are derived from the names of the attributes in the relations in the

  1. From clause
  2. Define clause
  3. Select clause
  4. Where clause
MCQ 683:

In E-R diagrams, the relationship set associating the weak entity set to the identifying strong entity set is represented by

  1. Diamond
  2. Double Diamond
  3. Rectangle
  4. Double triangle
MCQ 684:

The contents of a relation instance may change with time as the relation

  1. Domain
  2. Time
  3. Updated
  4. Retrieved
MCQ 685:

Process of switching from finer-granularity data to a coarser granularity can take place by means of

  1. Functions
  2. Aggregation
  3. Integration
  4. Substitution

Database Systems Exam Prep Tests

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