Aggregate Functions MCQs Quiz Online PDF Download

Learn aggregate functions MCQs, database management system test for online learning courses, test prep to practice test. Introduction to sql quiz has multiple choice questions (MCQ), aggregate functions quiz questions and answers, set operations, additional basic operations, aggregate functions tutorials for online history of DBMS courses distance learning.

Database management system practice test MCQ: to specify duplicate retention, we can use keyword in place of distinct, which is with choices select distinct, duplicate , whole and all for online classes in distance learning, online education for undergraduate and postgraduate degree programs. Free study guide is for online learning aggregate functions quiz with MCQs to practice test questions with answers.

MCQs on Aggregate Functions Quiz PDF 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