Database Views MCQs & Quiz Online PDF Book Download

Database views MCQs, database views quiz answers to learn online data analytics courses. Sql concepts and queries multiple choice questions (MCQs), database views quiz questions and answers for database management degree online. Join expressions, sql data types and schemas, database views test prep for data science certification.

Learn sql concepts and queries test MCQs: any relation that is not part of logical model, but is made visible to a user as a, with choices natural relation, absolute relation, virtual relation, and linear relation for database management degree online. Practice assessment test for scholarships, online learning database views quiz questions for competitive assessment in computer science major for data analytics certification.

MCQ on Database Views Quiz Book Download

MCQ: Any relation that is not part of logical model, but is made visible to a user as a

  1. Natural relation
  2. Absolute relation
  3. Virtual relation
  4. Linear relation

C

MCQ: A view is updatable, if clause does not have any expression, aggregation and distinct specifications, i.e.

  1. Define clause
  2. Where clause
  3. Select clause
  4. Having clause

C

MCQ: View relation is created whenever

  1. Needed
  2. Demanded
  3. Both A and B
  4. Stored

C

MCQ: A view is updatable, if Select clause does not have any

  1. Expressions
  2. Aggregates
  3. Distinct specification
  4. All of the Above

D

MCQ: SQL does not define a standard way of specifying that a view is

  1. Materialized
  2. Not materialized
  3. Stored
  4. Not stored

A