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Huawei H14-231_V1.0 Practice Test - Questions Answers, Page 25

Question list

List of questions

Question 241

(0)

What kind of custom component can be used as a page entry component with a decorator?

Question 242

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API9 and above, router.pushUrl() method, what is the default mode used by the jump page?

Question 243

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Which field needs to be configured in the module.json5 file for UIAbility startup mode?

Question 244

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Use Textlnput to complete a password input box, which of the following values is recommended to set the type attribute?

Question 245

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What kind of permissions do you need to use Image to load network images?

Question 246

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Which of the following component hierarchies is wrong?

Question 247

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Which of the following permissions is required when using the Video component to play network videos?

Question 248

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Which of the following combinations can realize the one-way state synchronization of child components from parent and child components?

Question 249

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What components can the animation property be used in?

Question 250

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How to set reverse playback in attribute animation?

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.

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?

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.

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?

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.

Which of the following classes is the base class for JavaScript FA (Feature Ability) to run on HarmonyOS?

Question 241

What kind of custom component can be used as a page entry component with a decorator?

@Component

@Entry

@Builder

@Preview

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Question 242

API9 and above, router.pushUrl() method, what is the default mode used by the jump page?

standard

Single

Specified

All of the above

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Question 243

Which field needs to be configured in the module.json5 file for UIAbility startup mode?

module

skills

launchType

abilities

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Question 244

Use Textlnput to complete a password input box, which of the following values is recommended to set the type attribute?

InputType.Normal

InputType.Password

InputType.Email

InputType.Number

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Question 245

What kind of permissions do you need to use Image to load network images?

ohos.permission.USE_BLUETOOTH

ohos.permission.INTERNET

ohos.permission.REQUIRE_FORM

ohos.permission.LOCATION

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Question 246

Which of the following component hierarchies is wrong?

list>listltem>Column

Column>List>Listltem

Grid>Row>Gridltem

Grid>Gridltem

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Question 247

Which of the following permissions is required when using the Video component to play network videos?

ohos.permission.READ_MEDIA

ohos.permission.INTERNET

ohos.permission.WRITE_MEDIA

ohos.permission.LOCATION

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Question 248

Which of the following combinations can realize the one-way state synchronization of child components from parent and child components?

@State and @Link

@Provide and @Consume

@State and @Prop

@Observed and @ObjectLink

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Question 249

What components can the animation property be used in?

can only be a base component

can only container components

Basic components and container components

None of the above is true

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Question 250

How to set reverse playback in attribute animation?

PlayMode.Normal B

PlayMode.Alternate

PlayMode.AlternateReverse

PlayMode.Reverse

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