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Database Systems Practice Test 398

Database Triggers MCQs (Multiple Choice Questions) PDF Download - 398

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Database Triggers MCQ with Answers PDF Download: Quiz 398

MCQ 1986:

For backup replica systems that have to take over from the primary system, triggers would have to be

  1. Enabled explicitly
  2. Enabled initially
  3. Disabled automatically
  4. Disabled initially
MCQ 1987:

The database provides an abstraction of a transaction as being

  1. Atomic
  2. Non-atomic
  3. Isolated
  4. Non-isolated
MCQ 1988:

A query that involves a Cartesian product includes a

  1. Projection operation
  2. Selection operation
  3. Union operation
  4. Set-intersection operation
MCQ 1989:

An interface between the computer system and the actual hardware of the disk drive, is said to be

  1. Disk controller
  2. Remapping controller
  3. Data controller
  4. Revolving controller
MCQ 1990:

The file organization that have a single file for each relation is named as

  1. Sequential file organization
  2. Heap file organization
  3. Clustered file organization
  4. Hashing file organization

Database Systems Exam Prep Tests

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