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Database Systems Practice Test 30

Relational Query Languages MCQ (Multiple Choice Questions) PDF - 30

The Relational Query Languages Multiple Choice Questions (MCQ) with Answers PDF, Relational Query Languages MCQs PDF Download e-Book Ch. 14-30 to solve 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 Relational Query Languages MCQs App Download: Free educational app for dbms design process, relational algebra, relational query languages test prep for online college courses.

The MCQs: Query language is a language in which a user; "Relational Query Languages" App (Android & iOS) with answers: Response; Requests; Stores; Represents; to study SQL certification courses. Practice Introduction to RDBMS Questions and Answers, Google eBook to download free sample for online computer science engineering.

Relational Query Languages Questions and 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

Database Systems Exam Prep Tests

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Relational Query Languages App (Android & iOS)

Relational Query Languages App (Android & iOS)

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

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

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Educational Psychology App (Android & iOS)

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Applied Anthropology App (iOS & Android)