COMPUTER FUNDAMENTALS

Detailed explanation-1: -Explanation: ‘Entity sets’ are collections of similar types of entities.

Detailed explanation-2: -In a database, an entity is a piece of data that can be uniquely identified. An entity set is a grouping of entities that share the same attributes. In other words, an entity set is a group of distinct entities that have the same properties.

Detailed explanation-3: -The relationship between an entity type and an entity set is analogous to the relationship between a row and a table in a relational database: Like a row, an entity type describes data structure, and, like a table, an entity set contains instances of a given structure.