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Huawei HCIP-HarmonyOS Application Developer V1.0 Sample Questions:

1. A software development engineer uses the traditional Bluetooth native management method to manage Bluetooth, which of the following functions can the engineer achieve?

A) Get a list of Bluetooth devices that have been paired with Bluetooth for the machine
B) Send files via Bluetooth
C) Set the Bluetooth name
D) Scan the surrounding Bluetooth settings

2. HarmonyOS provides the NFC message notification function, through which developers can obtain the message of the NFC switch state change and the NFC field strength message.

A) True
B) False

3. An engineer wrote the following code, which items are correct about the description of the following code?
@Entity(tableName = "user", ignoredColumns = {"ignoredColumn1", "ignoredColumn2"} , indices = {@Index(value = {"firstName", "lastName"), name ="name_index", unique = true)})

A) Thetable name is user
B) name_index is the compound index name
C) index values are not unique
D) ignoredColumns indicates that the field does not need to be added to the properties of the user table

4. When a developer uses Page Ability to open a ServiceAbility, he needs to pass parameters through Intent, at what stage is the parameter obtained in the whole process null?
onStart( ) in A S ervice.

A) ServiceAbility
B) bility
C) ServiceAbility
D) PageAbility

5. If a developer wants to use the device virtualization feature of HarmonyOS, which subsystem will he use?

A) Location Services subsystem
B) DV subsystem
C) Media Subsystem
D) Safety subsystem

Solutions: