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Aggregate Functions Quiz Questions and Answers 124 PDF Book Download

Aggregate functions quiz, aggregate functions MCQs with answers, database management quiz 124 for online data analytics courses. College and university degree MCQs on introduction to sql quiz questions and answers, aggregate functions multiple choice questions to practice dbms test with answers. Learn aggregate functions MCQs, career aptitude test on sql data definition, java database connectivity (jdbc), application performance, aggregate functions test prep for big data certification.

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Quiz on Aggregate Functions Worksheet 124Quiz Book Download

Aggregate Functions Quiz

MCQ: Result does not change but it is legal to use Distinct with

  1. Min
  2. Max
  3. Both A and B
  4. Count

C

Application Performance Quiz

MCQ: In connection pooling, a pool refers to

  1. A set of open ODBC/JDBC connections
  2. A set of available ODBC/JDBC connections
  3. A set of closed ODBC/JDBC connections
  4. A set of similar ODBC/JDBC connections

A

Java Database Connectivity (JDBC) Quiz

MCQ: Row sets can be scanned

  1. Backward
  2. Forward
  3. Modifying
  4. All of the Above

D

SQL Data Definition Quiz

MCQ: Command to drop some relation from database is

  1. Drop about r
  2. Drop from r
  3. Delete from r
  4. Delete about r

B

Database Authorization Quiz

MCQ: Passing of a specific authorization from one user to another can be represented by an

  1. Authorization type
  2. Authorization model
  3. Authorization view
  4. Authorization graph

D