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In an ER model, what does an entity represent?
In an ER model, what does an entity represent?
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Practice Questions
1 question
Q1
In an ER model, what does an entity represent?
A relationship
A table
A column
A constraint
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In an Entity-Relationship (ER) model, an entity represents a table in the database.
Questions & Step-by-step Solutions
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Q
Q: In an ER model, what does an entity represent?
Solution:
In an Entity-Relationship (ER) model, an entity represents a table in the database.
Steps: 5
Show Steps
Step 1: Understand what an ER model is. It is a way to visually represent data and how it relates to other data.
Step 2: Know that an entity is a key component of the ER model.
Step 3: Realize that an entity represents a real-world object or concept, like a person, place, or thing.
Step 4: Understand that in a database, each entity corresponds to a table.
Step 5: Remember that the table contains data about the entity, with rows for each instance and columns for attributes.
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