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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?

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.

The default size of shared memory in Harmony OS is ?

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

After the page is jumped or overwritten, it will enter the INACTIVE state, but the resources will not be released, and when the page switches back to the ACTIVE state, the click event will still respond normally.

Question 123 - H14-231_V1.0 discussion

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When a developer develops a HarmomyOS application, if a Text component is used as the title bar of the page, and its width is set to match_parent and its height is set to 50vp, how can the text content in the Text be centered when setting its properties in the layout file?

A.

ohos:thorizontal_center=true'

B.

ohos:center_inparent='true'

C.

ohos:layout_alignment=center

D.

ohos:text_alignment=center

Show Answer

asked 18/09/2024

Nour Algharbi

42 questions

User

Your answer: A B C D

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