Aggregate Functions MCQs & Quiz Online PDF Book Download

Aggregate functions MCQs, aggregate functions quiz answers to learn data analytics courses online. Introduction to sql multiple choice questions (MCQs), aggregate functions quiz questions and answers for online colleges for information technology. Overview of sql query language, sql data definition, basic structure of sql queries, aggregate functions test prep for data analytics certification.

Learn introduction to sql test MCQs: to specify duplicate retention, we can use keyword in place of distinct, which is, with choices select distinct, duplicate, whole, and all for online colleges for information technology. Practice assessment test for scholarships, online learning aggregate functions quiz questions for competitive assessment in computer science major for data science certification.

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