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MCQs on Data Abstraction PDF Book Download

MCQ: Type data abstraction which allows conceptual representation of data in database management system is considered as

  1. logical design model
  2. data model
  3. interface model
  4. user friendly model

B

MCQ: Considering abstraction concepts, process of assigning similar entities to similar entity types systematically is called

  1. classification
  2. instantiation
  3. identification
  4. exception abstract

A

MCQ: Identification, aggregation and instantiation are abstraction concepts used in

  1. intension and extension models
  2. classes and nodes models
  3. concrete models
  4. semantic data models

D

MCQ: Process of abstraction in which objects and classes are identified with some kind of identifier is classified as

  1. classification
  2. instantiation
  3. identification
  4. exception abstract

C