COMPUTER APPLICATIONS
DATABASE MANAGEMENT SYSTEMS
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Question
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Defined as a relationship that occurs between one entity and another entity.
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Entity
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Attribute
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Relation
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Key
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Explanation:
Detailed explanation-1: -A one-to-one relationship is a link between the information in two tables, where each record in each table only appears once. For example, there might be a one-to-one relationship between employees and the cars they drive.
Detailed explanation-2: -An entity–relationship model (or ER model) describes interrelated things of interest in a specific domain of knowledge. A basic ER model is composed of entity types (which classify the things of interest) and specifies relationships that can exist between entities (instances of those entity types).
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