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Database Systems Cerification Guide: Mock Test 47

Modification of Database Notes Questions with Answers PDF Download - 47

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The Modification of Database Notes Questions and Answers PDF (Modification of Database Quiz Answers PDF e-Book) download Ch. 22-47 to study Database Systems Practice Tests. Learn SQL Interview Questions and Answers MCQ Questions PDF, Modification of Database Multiple Choice Questions (MCQ Quiz) to study computer engineering courses. The Database Systems Notes App Download: Free Modification of Database App to study relational databases, sql data definition, basic structure of sql queries, modification of database test prep for applied computer science.

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Modification of Database Quiz with Answers PDF Download: MCQs 47

MCQ: 231

SQL supports basic set operations on relations that includes

  1. Union
  2. Intersect
  3. Except
  4. All of the above
MCQ: 232

Since duplicate retention is the default, we shall not use

  1. Distinct
  2. All
  3. Describe
  4. Whole
MCQ: 233

The command to delete the relation is

  1. Delete from *example*
  2. Delete about *example*
  3. Abort from *example*
  4. Abort about *example*
MCQ: 234

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
MCQ: 235

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

  1. Non-clustering indices
  2. Secondary indices
  3. Primary indices
  4. Both A and B

Modification of Database Cerification Guide: Database Systems App & eBook Notes

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Modification of Database Notes App (Android & iOS)

Modification of Database Notes App

DataBase Management System (MCS) Notes App (iOS & Android)

DataBase Management System (MCS) Notes App

International Relations Notes App (Android & iOS)

International Relations Notes App

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HTML Notes App