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Database Systems MCQs (Computer Science) From Textbook

Database Systems Certification MCQs – Mock Test 287

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Set Operations MCQs – Mock Test 287 PDF Download

MCQ 1431: The output to the comparison '1 < null', would be:

  1. True
  2. False
  3. Null
  4. Unknown

MCQ 1432: The where clause is a predicate involving attributes of the relation in the:

  1. From clause
  2. Select clause
  3. Define clause
  4. IN clause

MCQ 1433: There are some restrictions on the recursive query in a:

  1. Base view
  2. Absolute view
  3. Recursive view
  4. Non-recursive view

MCQ 1434: Computations like getting inputs, displaying outputs, network communication, must be written in:

  1. Query language
  2. Host language
  3. System language
  4. Database language

MCQ 1435: A transaction starts in the:

  1. Active state
  2. Partially committed state
  3. Committed state
  4. Execute state

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