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Database Systems Entrance Exam: Practice Test 22 (Chapter 4)

Database Design and ER Model Multiple Choice Questions (MCQ) PDF Download - 22

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The Database Design and ER Model Multiple Choice Questions (MCQ Quiz) with Answers PDF (Database Design and ER Model MCQ PDF e-Book) download Ch. 4-22 to learn Database Systems Course. Solve Extended ER Features Multiple Choice Questions (MCQs), Database Design and ER Model quiz with answers PDF to learn software engineering courses. The Database Systems MCQ App Download: Free Database Design and ER Model App to learn entity relationship diagrams, dbms design process, constraints in dbms career test for online computer science schools.

The MCQs: In the top-down design of refinement, the distinctions are made; "Database Design and ER Model" App (Android, iOS) with answers: blurred, explicit, invisible, and dependent to learn software engineering courses. Practice Bitmap Indices Quiz Questions, download Apple Book (Free Sample) for computer software engineer.

Database Design and ER Model MCQ with Answers PDF Download: Quiz 22

MCQ: 106

In the top-down design of refinement, the distinctions are made

  1. Explicit
  2. Blurred
  3. Invisible
  4. Dependent
MCQ: 107

In an E-R diagram, entity sets are represented by

  1. Rectangles divided into two parts
  2. Undivided rectangle
  3. Diamond
  4. Circle
MCQ: 108

The database schema is developed at conceptual-design phase which provides a

  1. Narrow overview of the enterprise
  2. Detailed overview of the enterprise
  3. Limited overview of the enterprise
  4. Reflective overview of the enterprise
MCQ: 109

The difference of entities must be expressed in terms of their

  1. Values
  2. Locators
  3. Size
  4. Attributes
MCQ: 110

The constraint type that requires that an entity belong to no more than one lower-level entity set, is said to be

  1. Overlapping constraint
  2. Completeness constraint
  3. Disjointness constraint
  4. Unity constraint

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