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Huawei H14-231_V1.0 Practice Test - Questions Answers, Page 51

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List of questions

Question 501

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What are the life cycle states of UIAbility?

Question 502

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What are the boot modes of UIAbility?

Question 503

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The main axis of the Row container is horizontal, and the cross axis is vertical, and its parameter type is VerticalAlign, and VerticalAlign defines the following types?

Question 504

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Which of the following components are container components?

Question 505

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What is the correct position setting for the Tabs tab described below?

Question 506

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Which of the following properties of state decorator decorating must be initialized locally?

Question 507

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Which of the following pop-up functions does ArkU provide?

Question 508

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What attributes are supported by attribute animations?

Question 509

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What are the parameters of animation in attribute animation?

Question 510

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Which of the following properties or events does the web component support?

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?

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?

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 ?

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.

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

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

Question 501

What are the life cycle states of UIAbility?

Create

WindowStageCreate

dForeground

Background

WindowStageDestroy

Destroy

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Question 502

What are the boot modes of UIAbility?

multiton

singleton

specified

standard

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Question 503

The main axis of the Row container is horizontal, and the cross axis is vertical, and its parameter type is VerticalAlign, and VerticalAlign defines the following types?

Top

Bottom

Start

End

Center

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Question 504

Which of the following components are container components?

Button

Row

Column

Image

TextInput

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Question 505

What is the correct position setting for the Tabs tab described below?

When barPosition is set to Start (default) and vertical property is set to false (default), the tab is located at the top of the container.

When barPosition is set to Start (default) and vertical property is true, the tab is located on the left side of the container.

When barPosition is set to End and vertical property is set to false (the default value), the tab is located at the bottom of the container.

If barPosition is set to End and vertical property is set to true, the tab is located on the right side of the container.

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Question 506

Which of the following properties of state decorator decorating must be initialized locally?

@State

@Prop

@Link

@Provide

@Consume

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Question 507

Which of the following pop-up functions does ArkU provide?

AlertDialog

TextPickerDialog

DatePickerDialog

@CustomDialog

TimePickerDialog

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Question 508

What attributes are supported by attribute animations?

width

rotate

opacity

scale

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Question 509

What are the parameters of animation in attribute animation?

playMode

curve

delay

onFinish

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Question 510

Which of the following properties or events does the web component support?

fileAccess(fileAccess:boolean)

javaScriptAccess(javaScriptAccess: boolean)

on(type:'headerReceive',callback: AsyncCallback):void

onConfirm(callback:(event?:{url:string; message:string; result:JsResult })=> boolean)

destroy():void

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