H14-231_V1.0 Exam Questions Tutorials

Which description of the HarmonyOS clipboard can be correctly interpreted in the following scenarios?

A developer defines an entity class

Student.java and use the following code to construct the table:

@Entity(tableName ="student", ignoredColums

=["ignoredColumn1","ignoredColumn2", indices

= (@Index(value =("firstName.","lastName",

name="name_index", unique = true)))

pub1ic class User extends OrmObject{

@PrimaryKey(autoGenerate= true)

private Integer userld;

private String firstName;

private String lastName;

private int age;

private doub1e balance;

private int ignoredColumn1;

private int ignoredColumn2;

}

Which of the following descriptions of this code is wrong?

Thedefault size of shared memory in Harmony OS is ?

When a developer is developing a game application, in order to display the download progress of game resources, it is necessary to use a horizontal linear progress bar, which of the following components can help the developer complete this function?