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Free Generalization MCQ App Download (Android & iOS): "In generalization, the constraint in which membership is evaluated on the basis of an explicit predicate, is known as"; MCQ with answers: system-defined, user-defined, data-defined, and condition-defined. Practice Database Design and ER Model Questions and Answers, Google Book to download free chapter for DBMS digital education.

Generalization MCQs – Mock Test 50 PDF Download

MCQ 246: In generalization, the constraint in which membership is evaluated on the basis of an explicit predicate, is known as:

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

MCQ 247: The indexing technique should be evaluated on the basis of factors of type:

  1. 3 types
  2. 4 types
  3. 5 types
  4. 6 types

MCQ 248: The number of error(s) in the following query is/are:
select avg (salary)
from instructor;
where dept name=Comp. Sci.
:

  1. 1
  2. 2
  3. 3
  4. 4

MCQ 249: SQL also does not support actions:

  1. Input from users
  2. Output to display
  3. Communication over network
  4. All of the Above

MCQ 250: The update statements should be executed as a:

  1. No transaction
  2. Single transaction
  3. Two transaction only
  4. Multiple transactions

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