Associate-Android-Developer Exam Dumps | What do you want from Room when you create a DAO method and annotate it with @Update? Example: @Dao interface

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Question 11/37

What do you want from Room when you create a DAO method and annotate it with @Update?
Example:
@Dao
interface MyDao {
@Update
fun updateUsers(vararg users: User)
}

A. 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.

B. Room generates an implementation that inserts all parameters into the database in a single transaction.

C. Room removes a set of entities, given as parameters, from the database. It uses the primary keys to find the entities to delete.

Question 11/37

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