Relational Model Constraints MCQs Quiz Online Tests pdf Download

Practice relational model constraints MCQs, DBMS (MCQ) for online test prep. Relational data model and database constraints quiz has multiple choice questions (MCQ), relational model constraints quiz question and answers as in data model, inherent constraints are classified as, answer key with choices as flat constraints, parallel constraints, explicit constraints and implicit constraints for competitive exam prep. Free study guide is to learn relational model constraints quiz online with MCQs to practice test questions with answers.

MCQs on Relational Model Constraints Quiz pdf Download

MCQ. In data model, inherent constraints are classified as

  1. flat constraints
  2. parallel constraints
  3. explicit constraints
  4. implicit constraints

D

MCQ. Type of constraint in which value of each attribute (X) must be an indivisible value from domain (X) is classified as

  1. explicit constraint
  2. implicit constraint
  3. domain constraint
  4. range constraint

C

MCQ. In data model schemas, constraints that are expressed directly are classified as

  1. explicit constraints
  2. implicit constraints
  3. flat constraints
  4. parallel constraints

A

MCQ. Constraint which is used to specify consistency in two or more relations among tuples is classified as

  1. primary integrity constraint
  2. entity integrity constraint
  3. referential integrity constraint
  4. null integrity constraint

B

MCQ. Type of constraint which states that not even a single value with primary key can be a null value is classified as

  1. null integrity constraint
  2. primary integrity constraint
  3. secondary integrity constraint
  4. entity integrity constraint

D