Constraints in SQL Multiple Choice Questions Online pdf eBooks Download

Learn constraints in sql MCQs, online DBMS MCQ for 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 problem solving for viva, competitive exam preparation, interview questions. Free study guide is to practice 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