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Huawei H14-231_V1.0 Practice Test - Questions Answers, Page 34

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List of questions

Question 331

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The library file is the third-party code that the application depends, which are the correct ways to use the following library files?

Question 332

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In HarmonyOS, there are some applications that can call out universal cards, which can bring you the experience of using ().

Question 333

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Which of the following development languages can a developer use when developing a HarmonyOS smart screen application?

Question 334

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HarmonyOS Capabilities are divided into two types: Feature Ability and Particle Ability.

Question 335

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When a developer is developing a smart home application, the Switch component will be used to represent the switch of some devices, and ON should be displayed on the ON status component and OFF shou

Question 336

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When a developer develops a news software, he will use the marquee of the Text component to realize the automatic scrolling of information, and before setting the marquee effect, he needs to set som

Question 337

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If a HarmonyOS application developer wants to achieve the following effects, which of the following combinations can achieve the effect?

Question 338

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Which of the following positioning capabilities does the location service subsystem of HarmonyOS provide?

Question 339

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Ability and InternalAbility are two different ways to call PA (ParticleAbility) by FA (FeatureAbility).

Question 340

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Which of the following items are involved in migrating Page from device A to device B?

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?

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

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.

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?

The default size of shared memory in Harmony OS is ?

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

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

What is the API for lottie to subscribe to events?

Question 331

The library file is the third-party code that the application depends, which are the correct ways to use the following library files?

Create a new module with the source code of the library file as a whole, and the entry directly references the classes in the library file

Put the library files in the libs directory in the form of jar, so, etc., and then reference the dependencies {Implementation project(:mylibrary)} through the build.gradle under the project If the required library files exist in the maven repository, you can configure the project's build.gradle as follows to use Repositories {.}

Maven{ Url 'XXX' // Add a Maven repository address, which can be a local Maven address or a remote Maven address }

Put the library file in the libs directory in the form of jar.so, and then refer to the dependencies (Implementationproject(: mylibrary)) through the build.gradle of the application module.

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Question 332

In HarmonyOS, there are some applications that can call out universal cards, which can bring you the experience of using ().

Swipe up icon, information directly

Multiple sizes, choose at will

Add desktops and combine them freely

None of the above is true

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Question 333

Which of the following development languages can a developer use when developing a HarmonyOS smart screen application?

JavaScript

Python

Andriod

Java

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Question 334

HarmonyOS Capabilities are divided into two types: Feature Ability and Particle Ability.

Service Ability

Data Ability

Page Ability

Ability Slice

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Question 335

When a developer is developing a smart home application, the Switch component will be used to represent the switch of some devices, and ON should be displayed on the ON status component and OFF should be displayed on the closed state component, what are the following options that can meet the requirements?

Switch btnSwitch=(Switch)findComponentByld(Resource Table.ld_btn_switch); btnSwitch.setStateOffText(OFF); btnSwitch.setStateONText(ON);

<Switch... ... Ohos:text_state_off='ON' Ohos:text_state_on='OFF'>

Switch btnSwitch= (Switch)findComponentByld(ResourceTable.ld_btn_switch); btnSwitch.setStateOffText(ON); btnSwitch.setStateONText(OFF);

<Switch.... Ohos:text_state_off='OFF' Ohos:text_state_on='ON'> </Switch>

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Question 336

When a developer develops a news software, he will use the marquee of the Text component to realize the automatic scrolling of information, and before setting the marquee effect, he needs to set some preconditions for the Text component.

ohos:multiple_lines=false

ohos:max_text_line=1

ohos:multiple_lines=true

ohos:max_text_line=2

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Question 337

If a HarmonyOS application developer wants to achieve the following effects, which of the following combinations can achieve the effect?

Option A

Option B

Option C

Option D

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Question 338

Which of the following positioning capabilities does the location service subsystem of HarmonyOS provide?

WLAN location

GPS

Beidou

Base Station

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Question 339

Ability and InternalAbility are two different ways to call PA (ParticleAbility) by FA (FeatureAbility).

Ability has an independent life cycle

The class inherited by B Ability is ohos.aafwk.ability.Ability

Ability does not need to be registered with the FA

internalAbility can be called by other FAs

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Question 340

Which of the following items are involved in migrating Page from device A to device B?

The system calls back the onStartContinuation( ) method of all AbilitySlice instances on the Page on device A and all AbilitySlice instances in its AbilitySlice stack

requests migration from the Page on Device A

The system calls back the onCompleteContinuation( ) method of all AbilitySlice instances on the Page on Device A and all AbilitySlice instances in its AbilitySlice stack

If the migration can be done immediately, the system calls back the onSaveData( ) method of all AbilitySlice instances on the Page on device B and all AbilitySlice instances in its AbilitySlice stack

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