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

1. If a developer wants to obtain the location information of a HarmonyOS device, which of the following methods is correct?

A) When thereal-time location result of the device is successfully determined by the system, it will be reported to the application through the onLocationReport interface. Applications can implement their own business logic in the implementation of the onLocationReport API
B) You can use the system's predefined constant SCENE_TRAJECTORY_TRACKING in a trajectory tracking scene
C) must apply for ohos.permission.LOCATION_INBACKGROUND permissions and be authorized by the user.
D) If the application scenario does not require real-time device location, you can obtain the latest historical location result cached by the system

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. When an engineer develops an application and needs to add the function of extracting videos, which of the following interfaces should be called?

A) Codec()
B) Extractor()
C) Player()
D) Recorder()

4. Which of the following belongs to the lifecycle of starting a Service Ability?

A) onStart()onCommand()onBackground()onDisconnect()onStop()
B) onStart()onComrand()onBackground()onStop()
C) onStart()onCommand()-onForeground()onBackground()onStop()
D) onStart()onCommand()onStop()

5. When a developer adds a Harmony OS app on the AppGallery web page, which platform does the developer need to choose to add the app?

A) HarmonyOS app
B) Android
C) quick application
D) Web

Solutions: