Aggregate Functions Quiz Questions and Answers 124 PDF Download

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Quiz on Aggregate Functions Worksheet 124Quiz PDF 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