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Huawei H14-231_V1.0 Practice Test - Questions Answers, Page 68

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Question 671

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HarmonyOS not only has the system capability of a single device, but also supports deployment on multiple devices with different memory sizes based on the same set of system capabilities

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Question 672

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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.

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Question 673

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Huawei's latest mobile phonesHarmonyOS system is pre-installed in the smart screen.Among them, the mobile phone does not belong to the HarmonyOS large system device.The smart screen belongs to the large system device

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Question 674

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When a developer develops an application based on HarmonyOS, the data used by a developer can be decomposed into multiple objects. The developer needs to add, delete, modify, and check the teaching data, but does not want to write overly complex SQL statements. In this scenario, the developer can use an object-relational mapping database to process the data.

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Question 675

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A developer calls the terminate method in JavaScript code, which causes the Page Ability to be destroyed.

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Question 676

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In JavaScript UI development, for wearable projects and TV projects, the name of the homepage can be not index, and the first page in the pages configuration list is the homepage; for the litewearable project, the name of the homepage must be index.

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Question 677

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Service is running in the background, and users want the application to keep running all the time when playing music, and the foreground Service cannot be used at this time.

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Question 678

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When using EventHandler to implement inter-thread communication, if EventRunner takes out the InnerEvent event, EventRunner will directly process the event on the new thread.

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Question 679

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A manufacturer used HarmonyoS to produce a dash cam (memory is 64MB), which is small in size and light in weight, and is a lightweight system device.

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Question 680

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

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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?