Welcome to the The Entity Relationship Approach MCQs Page

Dive deep into the fascinating world of The Entity Relationship Approach with our comprehensive set of Multiple-Choice Questions (MCQs). This page is dedicated to exploring the fundamental concepts and intricacies of The Entity Relationship Approach, a crucial aspect of DBMS. In this section, you will encounter a diverse range of MCQs that cover various aspects of The Entity Relationship Approach, from the basic principles to advanced topics. Each question is thoughtfully crafted to challenge your knowledge and deepen your understanding of this critical subcategory within DBMS.

Check out the MCQs below to embark on an enriching journey through The Entity Relationship Approach. Test your knowledge, expand your horizons, and solidify your grasp on this vital area of DBMS.

Note: Each MCQ comes with multiple answer choices. Select the most appropriate option and test your understanding of The Entity Relationship Approach. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

The Entity Relationship Approach MCQs | Page 1 of 31

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Q1.

In an Entity-Relationship Diagram Rectangles represents

Entity sets

Attributes

Database

Tables

Discuss

Answer: (a).Entity sets

Q2.

Which of the following is not a Storage Manager Component?

Transaction Manager

Logical Manager

Buffer Manager

File Manager

Discuss

Answer: (b).Logical Manager

Q3.

Set of premitted values of each attribute is called

Domain

Tuple

Relation

Schema

Discuss

Answer: (a).Domain

Q4.

The Primary key must be

Non Null

Unique

either a or b

both a and b

Discuss

Answer: (d).both a and b

Q5.

The attribute that can be divided into other attributes is called

Simple Attribute

Composite Attribute

Multi-valued Attribute

Derived Attribute

Discuss

Answer: (b).Composite Attribute

Q6.

In an Entity-Relationship Diagram “Ellipses” represents

Attributes

Weak entity set

Relationship sets

Multi-valued attributes

Discuss

Answer: (a).Attributes

Q7.

In an Entity-Relationship Diagram “Diamonds” represents

Attributes

Multi-valued attributes

Weak entity set

Relationship sets

Discuss

Answer: (d).Relationship sets

Q8.

UML is stands for

Universal Modeling Language

Unified Modeling Language

United Modeling Language

Uni Modeling Language

Discuss

Answer: (b).Unified Modeling Language

Q9.

An entity in A is associated with at most one entity in B, and an entity in B is associated with at most one entity in A.This is called as

One-to-many

One-to-one

Many-to-many

Many-to-one

Discuss

Answer: (b).One-to-one

Q10.

An entity in A is associated with at most one entity in B. An entity in B, however, can be associated with any number (zero or more) of entities in A.

One-to-many

One-to-one

Many-to-many

Many-to-one

Discuss

Answer: (d).Many-to-one

Page 1 of 31

Welcome to the The Entity Relationship Approach MCQs Page

The Entity Relationship Approach MCQs | Page 1 of 31

Explore more Topics under DBMS

DBMS Basics

Data Models

Relational Databases

Data Storage and Querying

Relational Algebra

Normalization

Storage and File Structures

Indexing and Hashing

Transactions

Concurrency Control

Recovery System

Distributed Databases

SQL

Data Warehousing and Data Mining

RDBMS

Advanced SQL

SQL Queries,Constraints and Triggers

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