Lession#1 - ERD

Lession#1 - ERD

University

16 Qs

quiz-placeholder

Similar activities

PAS  X TKJ 2022

PAS X TKJ 2022

University

20 Qs

1ºDAM/DAW - Entornos de Desarrollo - UD1-6 - Prof. C. Boni

1ºDAM/DAW - Entornos de Desarrollo - UD1-6 - Prof. C. Boni

University - Professional Development

20 Qs

HEAP TREE

HEAP TREE

University

11 Qs

After Effect Intoduction

After Effect Intoduction

10th Grade - University

15 Qs

Memory-Mobo-Hard/Software

Memory-Mobo-Hard/Software

University

18 Qs

Mrs O's Computer Architecture Quiz

Mrs O's Computer Architecture Quiz

KG - University

13 Qs

Linux: Users and Groups

Linux: Users and Groups

9th Grade - University

14 Qs

Revision Gr2-2025

Revision Gr2-2025

3rd Grade - University

12 Qs

Lession#1 - ERD

Lession#1 - ERD

Assessment

Quiz

Computers

University

Medium

Created by

Hong Gia

Used 3+ times

FREE Resource

AI

Enhance your content in a minute

Add similar questions
Adjust reading levels
Convert to real-world scenario
Translate activity
More...

16 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

What is the meaning of cardinality in an ERD?

The number of tables in the database

The number of attributes in an entity

The number of relationships between entities

The number of instances of one entity related to another

2.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Which of the following represents a one-to-many relationship in ERD notation?

A line with '1' on both sides

A line with 'M' on one side and 'N' on the other

A line with '1' on one side and 'N' or a crow’s foot on the other

A line with 'N' on both sides

3.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Which of the following best describes a many-to-many relationship?

One instance of entity A is related to multiple instances of entity B, and vice versa

One instance of entity A is related to exactly one instance of entity B

Multiple instances of entity A are related to one instance of entity B

One instance of entity A is related to no instances of entity B

4.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

What is the minimum cardinality in a relationship?

The maximum number of entities that can be involved in the relationship

The number of attributes involved in the relationship

The minimum number of entities that must participate in the relationship

The number of relationships an entity can have

5.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

What is the primary purpose of an Entity-Relationship Diagram (ERD)?

To represent the structure of a relational database

To list all the files used in a database system

To model the flow of data between processes

To represent user interactions in a system

6.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

In ERD notation, how are entities typically represented?

Circles

Rectangles

Diamonds

Ovals

7.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

What is the purpose of a relationship in an ERD?

To describe the attributes of an entity

To indicate connections between entities

To define the primary key of an entity

To represent the number of rows in a database table

Create a free account and access millions of resources

Create resources

Host any resource

Get auto-graded reports

Google

Continue with Google

Email

Continue with Email

Classlink

Continue with Classlink

Clever

Continue with Clever

or continue with

Microsoft

Microsoft

Apple

Apple

Others

Others

By signing up, you agree to our Terms of Service & Privacy Policy

Already have an account?