What Do You Want from Room When You Create a DAO

question 49

Multiple Choice

What do you want from Room when you create a DAO method and annotate it with @Delete? Example:
@Dao
Interface MyDao {
@Delete
Fun deleteUsers(vararg users: User)
}

• A) Room generates an implementation that inserts all parameters into the database in a single transaction.
• B) Room modifies a set of entities, given as parameters, in the database. It uses a query that matches against the primary key of each entity.
• C) Room removes a set of entities, given as parameters, from the database. It uses the primary keys to find the entities to delete.

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Definitions:

Knowledge

Information, understanding, and skills that individuals acquire through experience, education, or training.

Investigative Dimension

A characteristic or aspect pertaining to the systematic examination or exploration of subjects, often related to one's interests in solving problems or understanding phenomena.

Holland Scales

A theory and assessment tool that categorizes vocational interests into six types to help individuals identify suitable career paths.

Big Five Dimension

A model that outlines five major dimensions of human personality: openness, conscientiousness, extraversion, agreeableness, and neuroticism.