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Database Systems MCQs (Computer Science) From Textbook

Database Systems MCQs – Practice Test 18 (Chapter 4)

Database Design and ER Model MCQ with Answers PDF Download – Test 18

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Study Database Design and ER Model Multiple Choice Questions (MCQ Quiz) with Answers PDF to improve database learning. Download the Database Design and ER Model MCQ PDF e-Book, Ch. 4-18 to learn Database Systems Course. Solve Notations for Modeling Data Multiple Choice Questions (MCQs), Database Design and ER Model quiz with answers PDF to review database topics. Download the Database Design and ER Model MCQ App: Free Database Systems App to learn constraints in dbms, er diagrams symbols, entity relationship diagrams career test for DBMS online revision.

The "Database Design and ER Model MCQ" App Download (Android & iOS): An E-R schema can define certain constraints to which the contents of a database must; MCQ with answers: exist, rely, depend, and conform. Practice B+ Trees Quiz Questions, download Apple Book (Free Chapter) to improve database learning.

Database Design and ER Model MCQ – Practice Test 18 PDF Download

MCQ 86: OMG stands for:

  1. Object Modified Group
  2. Object Monitoring Group
  3. Object Management Group
  4. Object Manipulation Group

MCQ 87: An E-R schema can define certain constraints to which the contents of a database must:

  1. Rely
  2. Exist
  3. Depend
  4. Conform

MCQ 88: In an E-R diagram, entity sets are linked to relationship sets, with the symbol:

  1. Forward arrow
  2. Backward arrow
  3. Looped arrow
  4. Lines

MCQ 89: The weak entity set associated with the identifying entity set, is said to be its:

  1. Dependent
  2. Existence dependent
  3. Validation dependent
  4. Deficient dependent

MCQ 90: The total participation of an entity in a relationship set in an E-R diagram can be represented by:

  1. Square
  2. Double Lines
  3. Dashed lines
  4. Lines

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