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Database Systems Study Guide: Mock Test 30

Relational Query Languages MCQs (Multiple Choice Questions) PDF Download - 30

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The Relational Query Languages Multiple Choice Questions (MCQ) with Answers PDF (Relational Query Languages MCQs PDF e-Book) download Ch. 14-30 to study Database Systems Practice Tests. Study Introduction to RDBMS quiz answers PDF, Relational Query Languages Multiple Choice Questions (MCQ Quiz) to study SQL certification courses. The Database Systems MCQ App Download: Free Relational Query Languages MCQs App to study dbms design process, relational algebra, relational query languages test prep for online college courses.

The MCQs: The query language is a language in which a user; "Relational Query Languages" App (Android, iOS) with answers: response, requests, represents, and stores to study SQL certification courses. Practice Introduction to RDBMS Questions and Answers, Google Book to download free sample for online computer science engineering.

Relational Query Languages MCQ with Answers PDF Download: Quiz 30

MCQ: 146

The query language is a language in which a user

  1. Requests
  2. Response
  3. Stores
  4. Represents
MCQ: 147

The predicate of a selection statement may include comparisons between

  1. Two attributes
  2. Multiple attributes
  3. Two relations
  4. Multiple relations
MCQ: 148

The designer maps the high-level conceptual schema onto the implementation data model, at the level

  1. Contextual-design phase
  2. Physical-design phase
  3. Logical-design phase
  4. Virtual-design phase
MCQ: 149

In a database design, gathering the data needs of the prospective database users, comes at the stage?

  1. First stage
  2. Second stage
  3. Third stage
  4. Fourth stage
MCQ: 150

Model that uses a collection of tables to represent data and the relationships among the data, is known as

  1. Relational model
  2. View model
  3. Logical model
  4. Physical model

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Relational Query Languages MCQ App (Android & iOS)

Relational Query Languages MCQ App

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

DataBase Management System (MCS) MCQ App

General Knowledge MCQs App (Android & iOS)

General Knowledge MCQs App

RF Electronics MCQs App (iOS & Android)

RF Electronics MCQs App