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Huawei H14-231_V1.0 Practice Test - Questions Answers, Page 29

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Question 281

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A HarmonyOS application developer creates two pages, indlex and detai1, so that the two pages jump to each other. The code of the index page is as follows, which of the following descriptions are correct?

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Question 282

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What are the following types of transition animations in the declarative development paradigm?

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Question 283

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Which of the following APIs can I use to query the information of Ability?

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Question 284

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In the declarative development paradigm, which of the following rules about the constructor method initializes member variables is wrong?

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Question 285

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What are the following advantages of the HarmonyOS forwarding architecture?

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Question 286

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Which of the following operations can be performed through the @ohos.systemTime module?

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Question 287

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The declarative development paradigm based on TS extensions provides a series of basic components, the following code describes the structure of a simple page, read this code, which of the following are built-in components?

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Question 288

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Which of the following system resources does the Ark Development Framework provide for developers?

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Question 289

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What are the following aspects of resource utilization analysis that DevEco Studio Performance Analyzer can perform?

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Question 290

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Which of the following breakpoint management functions does the JS code type support?

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Related questions

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.
What is the API for lottie to subscribe to events?
When a developer is developing an online education application, in order to improve the user experience, if the user Answer:s the question correctly, a dialog box of 'Congratulations on the correct Answer:' will pop up at the top of the window.
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.
Which modules in the following figure can be installed and operated independently?
Which of the following sorting types does the trusted list of devices found by HarmonyOS Device Manager contain?
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?
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 the key stored in the keystore file?
When the system creates a page instance for the first time, which method will be called?
When is the aboutToAppear() of the custom component executed?