Question Discussion & Solution

MCQ

The _________ provides a set of operations that take one or more relations as input and return a relation as an output.

Schematic representation

Relational algebra

Scheme diagram

Relation flow

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Which of the following is a fundamental operation in relational algebra?

Set intersection

Natural join

Assignment

None of the mentioned

Discussion

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The relation with the attribute which is the primary key is referenced in another relation. The relation which has the attribute as a primary key is called

Referential relation

Referencing relation

Referenced relation

Referred relation

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Using which language can a user request information from a database?

Query

Relational

Structural

Compiler

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Relational Algebra is a __________ query language that takes two relations as input and produces another relation as an output of the query.

Relational

Structural

Procedural

Fundamental

Discussion

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The natural join is equal to :

Cartesian Product

Combination of Union and Cartesian product

Combination of selection and Cartesian product

Combination of projection and Cartesian product

Discussion

Banking

Engineering

General

Medical

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category More Database Management System Topics

Miscellaneous or General

Relational Algebra

Database Systems

Data Models

The Relational Database Model

Entity Relationship (ER) Modeling

Advanced Data Modeling

Normalization

Structured Query Language (SQL)

Advanced SQL

Database Design

Transaction and Concurrency

Data Warehouses

Database Administration

Mixed

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Community Discussion

Similar Questions

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Report Error

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More Database Management System Topics