Entity Relationship Modeling Quiz

Entity Relationship Modeling Quiz

University

20 Qs

quiz-placeholder

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Entity Relationship Modeling Quiz

Entity Relationship Modeling Quiz

Assessment

Quiz

Information Technology (IT)

University

Medium

Created by

Benhar undefined

Used 5+ times

FREE Resource

20 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does the Entity Relationship Model (ERM) describe?

Relationships among entities

Data storage methods

Database security measures

User interface design

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What shape represents an entity in an Entity Relationship Diagram (ERD)?

Circle

Diamond

Rectangle

Triangle

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How should entity names be written in an ERD?

In lowercase

In plural form

In capital letters and singular form

In italics

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is each row in a relational table known as?

Entity relationship

Entity set

Entity instance

Entity attribute

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What describes associations among data in an ER model?

Entities

Instances

Relationships

Attributes

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does connectivity refer to in an ERD?

The type of relationship

The size of the database

The type of data

The number of attributes

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In Chen notation, how are relationships represented?

By circles

By diamonds

By rectangles

By ovals

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