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Question 1

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Which field must the meta service package name end in?

Question 2

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There are two Text components in the Row component, if the justifyContent alignment method is used, which of the following properties can be aligned to the left and right ends

Question 3

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When is the aboutToAppear() of the custom component executed?

Question 4

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When creating a test user for a meta-service, you need to select the storage location of the user list

Question 5

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After the release of the open beta version, how do the invited test users experience?

Question 6

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When the system creates a page instance for the first time, which method will be called?

Question 7

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When the system destroys a page, which of the following callback methods will be triggered?

Question 8

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The JS UI framework of Harmony OS is a cross-device high-performance UI development framework that supports declarative programming and cross-device polymorphic UI. Which layer of the JS UI framewor

Question 9

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If the HarmonyOS user displays the navigation information on the mobile phone and the smart watch at the same time, if the smart watch is out of power, causing the navigation information to stop dis

Question 10

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After developing a HarmonyOS application, the developer needs to package the application into an app for publishing it to AppGallery. You can use DevEco Studio to generate a key, in what format is t

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Related questions

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fter a developer sets :ohos:layout_alignment='horizontal_center' in the Text component, he writes: text.setMarginRight (600) in the code, where is the Text displayed in the parent layout?

A developer needs to cancel a task, but part of the code segment he wrote was deleted by mistake. The remaining codes are as follows, with the missing codes indicated by the dash: TaskDispatcher dispatcher = getUlTaskDispatcher(); Revocable revocable = ________________________(new Runnable(){ @Overide Public void run(){ HiLog.info(L . ABEL_ _LOG,'delay dispatch'); } },10); Boolean revoked = revocable.revoke(); HiL og.info(L _ABEL_ LOG),'%{public}b' ,revoked); Which of the following might be missing pieces in the above code?

The default size of shared memory in Harmony OS is ?

In the HarmonyOS system architecture, the distributed data management module belongs to the framework layer.

Which modules in the following figure can be installed and operated independently?

A developer is developing a flight booking application, and uses the sliding selector Picker to select the location of the ticket and writes the following code.

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An engineer uses the WLAN P2P function, and the engineer can establish a P2P group.

Question 528 - H14-231_V1.0 discussion

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What are the componentization characteristics of custom components?

A.

Combinable

B.

Reusable

C.

Configure the lifecycle

D.

Data-driven updates

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asked 18/09/2024

Eric Hebert

35 questions

User

Your answer: A B C D

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