Online Access Free Huawei.H14-231_V1.0.v2024-04-19.q186 Practice Test (Page 3)

What are the life cycle states of UIAbility?

A.Background

B.WindowStageCreate

C.Destroy

D.WindowStageDestroy

E.Create

F.dForeground

Which option is not the process of decoding in the conversion of the following information?

A.Convert the data to audio

B.Notebook plays video files from the hard drive

C.Save the photo in digital form

D.player plays music from the record

Which of the following modules does a developer need to call to check whether the HarmonyOS cellular data service is enabled?

A.@ohos.telephony.call

B.@ohos.telephony.data

C.@ohos.telephony.sim

D.@ohos.telephony.sms

Regarding the callback event of the Video component, the following statement is incorrect

A.onUpdate is triggered when the playback progress changes, the unit is s, and the update interval is 250 ms.

B.onStart is triggered when the video is playing, and you can get the video duration here.

C.This event is triggered at the end of the B onFinish video.

D.Thisevent is triggered when the C onPrepared video is ready.

Which kind of decorator can be used as a page entry component?

A.@Entry

B.@Preview

C.@Component

D.@Builder

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