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Database Management System Certification Exam Tests

Database Management System Practice Test 44

Database Constraints and Relational Schemas Multiple Choice Questions (MCQs) PDF Download - 44

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Database Constraints & Relational Schemas MCQ Quiz with Answers PDF Download: Test 44

MCQ 216:

The multi-valued dependencies and functional dependencies are classified as category of

  1. relation dependencies
  2. data dependencies
  3. entity dependencies
  4. attribute dependencies
MCQ 217:

In the statement DECIMAL (I, j) to specify numeric data type, the digits after the decimal point are called

  1. the precision
  2. the scale
  3. the string
  4. the numeric strip
MCQ 218:

The module of DBMS which focuses on eliminating redundancies, operations reordering and rearrangements is classified as

  1. schema optimizer
  2. query optimizer
  3. interface optimizer
  4. graphical optimizer
MCQ 219:

The model in which the multi-valued and composite attributes is considered as

  1. reverse relational model
  2. flat relational model
  3. parallel relational model
  4. circular relational model
MCQ 220:

The time which is needed for consecutive blocks transferring is classified as

  1. rotational delay
  2. bulk transfer rate
  3. reel time
  4. seek time

Database Management System Exam Prep Tests

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Database Constraints & Relational Schemas App (Android & iOS)

Database Constraints & Relational Schemas App (Android & iOS)

Database Management System App (Android & iOS)

Database Management System App (iOS & Android)

Digital Logic Design App (Android & iOS)

Digital Logic Design App (Android & iOS)

Digital Image Processing App (Android & iOS)

Digital Image Processing App (iOS & Android)