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Database Systems Study Guide: Mock Test 398

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The Database Triggers Multiple Choice Questions (MCQ) with Answers PDF (Database Triggers MCQs PDF e-Book) download Ch. 1-398 to study Database Systems Practice Tests. Study Advanced SQL quiz answers PDF, Database Triggers Multiple Choice Questions (MCQ Quiz) to study online school courses. The Database Systems MCQ App Download: Free Database Triggers App to study physical storage media, relational algebra, database transactions, database triggers test prep for computer and information science.

The MCQs: For backup replica systems that have to take over from the primary system, triggers would have to be; "Database Triggers " App (Android, iOS) with answers: enabled initially, enabled explicitly, disabled initially, and disabled automatically to study online school courses. Practice Advanced SQL Questions and Answers, Google Book to download free sample for 2 year computer science degree.

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

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