Decomposition using Functional Dependencies MCQs Quiz Online PDF Download

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MCQs on Decomposition using Functional Dependencies Quiz PDF Download

MCQ: Functional dependencies are used for

  1. Testing instances of relations
  2. Specify constraints on legal relations
  3. Both A and B
  4. Specifying Domain


MCQ: Schema for relation r, with 'R' denoting set of attributes, can be expressed by notation

  1. r
  2. R
  3. r( R)
  4. R ( r)


MCQ: Definition of 3NF permits certain functional dependencies that are not allowed in

  1. BCNF
  2. 1NF
  3. 2NF
  4. 3NF


MCQ: For relations, best practice is to use a

  1. Sentencecase name
  2. Uppercase name
  3. Lowercase name
  4. First-letter capital case


MCQ: An instance of a relation that satisfies all real-world constraints is called a

  1. Associated instance
  2. Legal instance
  3. Participant instance
  4. Domain instance