Free H14-231_V1.0 Exam Braindumps
HCIP-HarmonyOS Application Developer V1.0 Questions 156–160 (page: 33)

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?

The logs queried by a developer are as follows. HiLog.warn(LABEL, "Failed to visit %(private) s,reason:%(public}d.",url, exrno); What kind of level does the log belong to?

If an engineer needs to determine whether a device supports the corresponding decoder of the specified MIME (Multipurpose Internet Mail Extensions), which of the following interfaces should be selected?

A HarmonyOS developer develops an application based on distributed data services, and the developer uses device A, device B, and device C to test the functionality of the application in a distributed scenario. In the test, after device A successfully adds, deletes, and modifies data, device B and device C cannot read the updated data immediately, but after a certain time window, the data of the three devices will reach the same state. In the preceding scenario, what kind of consistency does the application conform to in a distributed database?

A HarmonyOS user downloads and installs a new application, which has declared some non-sensitive permissions in the config.json file, and the application may involve some sensitive permissions during running.
Which of the following is correct in this scenario?