How do you physically resolve a many-to-many relationship in a database diagram?

By merging both entities into a single giant flat table.

By adding a comma-separated list of IDs in a text column.

By creating a junction (association) table containing foreign keys linking to both tables.

By creating circular indexes between both tables.

easy #sql #postgresql #retail

QUESTION 01 OF 02

Reading Entity-Relationship (ER) Diagrams

Quiz for lesson: Reading Entity-Relationship (ER) Diagrams

Taken by 0 developers

Answered 0/2

Pass 70%

~3 min

00:00

Note: Sign in to save your quiz progress and results.

In crow's foot notation ERDs, what does a single line crossing with a crow's foot branch indicate?

About this Quiz

This interactive assessment is designed to test your understanding of Reading Entity-Relationship (ER) Diagrams. Whether you are a beginner looking to grasp the basics or an experienced professional aiming to refine your skills, quizzes are an excellent way to validate your knowledge and identify areas for improvement.

Instructions

Read each question carefully before answering.
Some questions may have multiple correct answers.
There is no time limit, so take your time to think.
You will receive immediate feedback after submission.

Learning Outcomes

Self-assess your current skill level.
Reinforce key concepts through active recall.
Identify knowledge gaps to focus your study.
Gain confidence in your technical expertise.
Reinforce memory and recall.

Topic Overview

Quiz for lesson: Reading Entity-Relationship (ER) Diagrams