SQL Server Multiple Choice Questions and Answers PDF Download

Learn sql server multiple choice questions and answers, sql FAQs for online MCQs based test prep. These frequently asked questions has multiple choice questions (MCQ), sql quiz questions and answers as output generated by boolean expression not unknown is , answer key with choices as unknown, true , false and null for competitive exam preparation. Free frequently asked questions are to learn sql server multiple choice questions and answers quiz online with MCQs to practice test questions with answers.

FAQs SQL Server Multiple Choice Questions and Answers PDF Download

MCQ. Output generated by boolean expression not unknown is

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

A

MCQ. Aggregate functions are said to take a set or multiset of values as input and return

  1. Single value
  2. Multiple sets
  3. Multiple attributes
  4. Multiple values

A

MCQ. An aggregate function of SQL that demands input to be a collection of numbers is known to be

  1. Avg
  2. Sum
  3. Both A and B
  4. Min/Max

C

MCQ. Clause when is used in a query, demands elimination of duplicate tuples, is called

  1. Select Clause
  2. Where Distinct Clause
  3. Select distinct Clause
  4. From Distinct Clause

C

MCQ. Built-in aggregate functions introduced by SQL can be classified into

  1. 2 types
  2. 3 types
  3. 4 types
  4. 5 types

D