data abstraction

mcqspedia.com has 4 Question/Answers about Topic data abstraction

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

Process of abstraction in which objects and classes are identified with some kind of identifier is classified as
  • A. classification
  • B. instantiation
  • C. identification
  • D. exception abstract
  • Correct Answer: Option C

Identification, aggregation and instantiation are abstraction concepts used in

Identification, aggregation and instantiation are abstraction concepts used in
  • A. intension and extension models
  • B. classes and nodes models
  • C. concrete models
  • D. semantic data models
  • Correct Answer: Option D

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

Considering abstraction concepts, process of assigning similar entities to similar entity types systematically is called
  • A. classification
  • B. instantiation
  • C. identification
  • D. exception abstract
  • Correct Answer: Option A

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

Type data abstraction which allows conceptual representation of data in database management system is considered as
  • A. logical design model
  • B. data model
  • C. interface model
  • D. user friendly model
  • Correct Answer: Option B