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Database Systems MCQs (Computer Science) From Textbook

Database Systems MCQs – Mock Test 120

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The View of Data MCQ with Answers PDF (View of Data Multiple Choice Questions (MCQs) PDF e-Book) download Ch. 13-120 to learn Database Systems Practice Tests. Learn Introduction to DBMS Test PDF, View of Data Multiple Choice Questions (MCQ Quiz) for online bachelor's degree computer science. Free Database Systems MCQs App – Download View of Data App to learn relational algebra, sql data types and schemas, view of data test prep for software engineering degree programs.

The MCQ: Abstraction level that describes complex low-level data structures in detail, is; "Database Systems MCQs" App (Free Android & iOS) with answers: view level, physical level, logical level, and virtual level for online bachelor's degree computer science. Practice Introduction to DBMS Questions and Answers, Google e-Book to download free chapter for online college courses.

View of Data MCQ – Mock Test 120 PDF Download

MCQ 596: The abstraction level that describes complex low-level data structures in detail, is:

  1. Physical level
  2. View level
  3. Virtual level
  4. Logical level

MCQ 597: The third level of abstraction, that simplifies the user interaction to the system is:

  1. Virtual level
  2. Physical level
  3. Logical level
  4. View level

MCQ 598: An index on an attribute of a relation is a data structure that allows database system to find tuples in relation that have specified value for attribute:

  1. Efficiently
  2. Inefficiently
  3. Costly
  4. Optimized

MCQ 599: The expression r -s represents a:

  1. Arity
  2. Unity
  3. Projection
  4. Set-difference

MCQ 600: Declarative DMLS requires a user to specify what data are needed and:

  1. Specifying how to get data
  2. Provides data model
  3. Provides Schema
  4. Not specifying to get data

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View of Data MCQs App (Android & iOS)

View of Data MCQs App

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

DataBase Management System (MCS) MCQs App

Engineering Math MCQ App (Android & iOS)

Engineering Math MCQ App

General Knowledge MCQ App (iOS & Android)

General Knowledge MCQ App