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Modification of Database Trivia Questions and Answers PDF Download eBook - 47

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Modification of Database Questions and Answers PDF Download eBook

Modification of Database Quiz

MCQ: SQL supports basic set operations on relations that includes

  1. Union
  2. Intersect
  3. Except
  4. All of the above

D

Basic Structure of SQL Queries Quiz

MCQ: Since duplicate retention is the default, we shall not use

  1. Distinct
  2. All
  3. Describe
  4. Whole

B

SQL Data Definition Quiz

MCQ: The command to delete the relation is

  1. Delete from *example*
  2. Delete about *example*
  3. Abort from *example*
  4. Abort about *example*

A

Relational Databases Quiz

MCQ: A special character, can be used to delimit the different attributes of a record, such as

  1. Question mark
  2. new-line character
  3. curly braces
  4. Comma

D

Ordered Indices Quiz

MCQ: Indices whose search key formation is different from the sequential order of the file, are known to be

  1. Nonclustering indices
  2. Secondary indices
  3. Primary indices
  4. Both A and B

D