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ER Model Related DBMS Aptitude Questions and Answers | Set 2

List of ER Model Related DBMS Aptitude Questions and Answers.

6) Partial participations represented by?
  1. Double Line
  2. Single Line
  3. Both 1 and 2
  4. None of these
Answer

7) An Entity set that does not contain primary key is known as?
  1. Derived Attribute
  2. Sub Attribute
  3. Strong Entity Set
  4. Week Entity Set
Answer

8) Is derived attribute physically contained in relation?
  1. Yes
  2. No
  3. Sometimes
  4. None of these
Answer

9) Is ER Model extension of data flow diagram?
  1. Yes
  2. No
  3. Sometimes
  4. None of these
Answer

ER Model Aptitude Questions | Set 1
Relation Model Aptitude Questions | Set 1

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