Relational Model Constraints MCQs & Quiz Online PDF Book Download

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Learn relational data model and database constraints test MCQs: in data model, inherent constraints are classified as, with choices flat constraints, parallel constraints, explicit constraints, and implicit constraints for online computer security degree. Practice assessment test for scholarships, online learning relational model constraints quiz questions for competitive assessment in computer science major for big data certification.

MCQ on Relational Model ConstraintsQuiz Book 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