Database Triggers MCQs Test Online PDF Book Download

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MCQ on Database Triggers Quiz Book Download

MCQ: A trigger can be dropped by using command

  1. drop trigger
  2. alter trigger drop
  3. define drop trigger
  4. declare drop trigger

A

MCQ: To maintain materialized views, we can use

  1. Triggers
  2. Pointers
  3. Clone objects
  4. Cascading

A

MCQ: System executes rest of trigger body that is satisfying condition only for the

  1. Tuples
  2. Attributes
  3. Instances
  4. Relation

A

MCQ: For triggers in SQL, statement that specifies a condition is said to be

  1. While statement
  2. From statement
  3. Where statement
  4. When statement

D

MCQ: A collection of triggers can be created on each relation to record changes in relations called

  1. Temporary relations
  2. Permanent relations
  3. Delta relations
  4. Filter relations

C