Aggregate Functions MCQs Test Online PDF Book Download

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Learn introduction to sql practice test MCQs: if tuples are satisfying where predicate, then they are placed into groups by the, for free online courses with options having clause, group by clause, like clause, distinct clause for information technology jobs. Free skills assessment test is for e-learning online aggregate functions quiz questions for competitive assessment in computer science major.

MCQ on Aggregate Functions Quiz Book Download

MCQ: To specify duplicate retention, we can use keyword in place of distinct, which is

  1. Select distinct
  2. Duplicate
  3. Whole
  4. All

D

MCQ: If tuples are satisfying where predicate, then they are placed into groups by the

  1. Having clause
  2. Group by clause
  3. Like clause
  4. Distinct clause

B

MCQ: Clause that apply aggregate functions to get a single result tuple for each group, is known to be

  1. Select clause
  2. From clause
  3. Where clause
  4. Distinct clause

A

MCQ: SQL standard says that sum operator should ignore an input of

  1. 0s
  2. 1s
  3. Null value
  4. strings

C

MCQ: Groups that do not satisfy having clause predicate are

  1. Applied
  2. Removed
  3. Retrieved accordingly
  4. Not retrieved

B