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Constraints in SQL MCQs Quiz Online Tests pdf Download

Practice MCQs on constraints in sql, DBMS MCQs for online test prep. Schema definition, constraints, queries and views quiz has multiple choice questions (MCQ), constraints in sql quiz questions and answers as constraints that are applied on individual tuples and are verified whenever any tuple is modified or new tuple is inserted are called, answer key with choices as language based constraints, tuple based constraints, scale based constraints and precision based constraints for competitive exam prep. Free study guide is to learn constraints in sql quiz online with MCQs to practice test questions with answers.

MCQs on Constraints in SQL Quiz pdf Download

MCQ. Constraints that are applied on individual tuples and are verified whenever any tuple is modified or new tuple is inserted are called

  1. language based constraints
  2. tuple based constraints
  3. scale based constraints
  4. precision based constraints

B

MCQ. If referential integrity constraint is violated then specific action clause attached by database designers other than by default action is classified as

  1. referential triggered action
  2. foreign key triggered action
  3. primary key triggered action
  4. decimal triggered action

A

MCQ. If explicit value of attributes is not provided in SQL then value included in new tuple in such situation is called

  1. sampled statement
  2. decimal value
  3. notation statement
  4. default value

D

MCQ. Clause used in SQL for ensuring referential integrity is classified as

  1. PRIMARY KEY clause
  2. SECONDARY KEY clause
  3. FOREIGN KEY clause
  4. INTERVAL KEY clause

C

MCQ. Referential triggered action clause in Standard Query Language is attached to constraint called

  1. primary key constraint
  2. stamped key constraint
  3. interval notation constraint
  4. foreign key constraint

D

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