Constraints in SQL MCQs Quiz Online PDF Download

Practice constraints in sql MCQs, DBMS MCQ test for online learning. Schema definition, constraints, queries and views quiz has multiple choice questions (MCQ), constraints in sql quiz questions and answers to practice 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 help with choices as language based constraints, tuple based constraints, scale based constraints and precision based constraints problem solving for viva, competitive exam preparation, interview questions. Free study guide is for online learning constraints in sql quiz with MCQs to practice test questions with answers.

MCQs on Constraints in SQL Quiz PDF Download

MCQ. The 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 the referential integrity constraint is violated then the specific action clause attached by the 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 the explicit value of attributes is not provided in SQL then the value included in new tuple in such situation is called

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

D

MCQ. The 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. The 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