Extended ER Features MCQs & Quiz Online PDF Book Download

Extended er features multiple choice questions (MCQs), extended er features quiz answers to learn online CS courses for database management online classes. Database design and er model MCQs, extended er features quiz questions and answers for information technology masters degree online. Learn entity relationship model, dbms design process, constraints in dbms, entity relationship diagrams, extended er features test prep for data science certification.

Learn database design and er model MCQ: database user assigns entities to a given entity set, in type of generalization's constraints, with choices data-defined, user-defined, system-defined, and condition-defined for information technology masters degree online. Practice merit scholarships assessment test, online learning extended er features quiz questions for competitive exams in computer science major .

MCQs on Extended ER Features PDF Book Download

MCQ: Database user assigns entities to a given entity set, in type of generalization's constraints

  1. Data-defined
  2. User-defined
  3. System-defined
  4. Condition-defined

B

MCQ: By default, generalization type applied is

  1. Dependent specialization
  2. Partial specialization
  3. Complete specialization
  4. Total specialization

B

MCQ: An abstraction through which relationships are treated as higher-level entities, is known as

  1. Aggregation
  2. Tabulation
  3. Simulation
  4. Patriotization

A

MCQ: In user-defined constraints on generalization, lower level entity sets can be of type

  1. 2 types
  2. 3 types
  3. 4 types
  4. 5 types

A

MCQ: Like attribute inheritance, inheritance that applies through all tiers of lower-level entity sets, is known to be

  1. Participation inheritance
  2. Execution inheritance
  3. Existence inheritance
  4. Dependency inheritance

A