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Huawei H14-231_V1.0 Practice Test - Questions Answers, Page 53

Question list

List of questions

Question 521

(0)

What are the boot modes of UIAbility?

Question 522

(0)

Which of the following service SDKs has been integrated with device-cloud integration?

Question 523

(0)

What functions does UIAbility's lifecycle include?

Question 524

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What capabilities does the public event service provide for the application?

Question 525

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What are the scenario-based capabilities included in the HarmonyOS feature?

Question 526

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What are the common problems in uploading software packages during the listing process of HarmonyOS applications/metaservices?

Question 527

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What operations are supported by SCF in device-cloud integration?

Question 528

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What are the componentization characteristics of custom components?

Question 529

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After the card is added to the card management service, the card user caches the view information of the card, so that the cached data can be directly returned the next time the card is obtained, re

Question 530

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To publish a public event with permissions in HarmonyOS, you need to set subscriber permissions in the code.

Related questions

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.

Which of the following sorting types does the trusted list of devices found by HarmonyOS Device Manager contain?

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?

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 521

What are the boot modes of UIAbility?

singleton

specified

multition

Builder

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Question 522

Which of the following service SDKs has been integrated with device-cloud integration?

SCF

Cloud Database

Cloud storage

Cloud hosting

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Question 523

What functions does UIAbility's lifecycle include?

onCreate

onForeground

onBackground

onDestroy

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Question 524

What capabilities does the public event service provide for the application?

Unpublish a public event

Subscribe to public events

Publish a public event

Unsubscribe from public events

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Question 525

What are the scenario-based capabilities included in the HarmonyOS feature?

One-time development and multi-terminal deployment

can be divided and combined, free circulation

Unified ecology and native intelligence

High-frequency operation to improve efficiency

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Question 526

What are the common problems in uploading software packages during the listing process of HarmonyOS applications/metaservices?

The release profile file in the package does not match the application of the currently uploaded package

The release certificate in the software package does not match the release certificate in the release profile file

Package Unsigned Indicates Illegal Package

The certificate used in the package has expired, and the expired certificate has expired

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Question 527

What operations are supported by SCF in device-cloud integration?

writes a function

Test function

Packing function

Deploy functions

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Question 528

What are the componentization characteristics of custom components?

Combinable

Reusable

Configure the lifecycle

Data-driven updates

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After the card is added to the card management service, the card user caches the view information of the card, so that the cached data can be directly returned the next time the card is obtained, reducing the delay.

True

False

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Question 530

To publish a public event with permissions in HarmonyOS, you need to set subscriber permissions in the code.

True

False

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