H14-231_V1.0 Exam Dumps - Huawei Certification Questions and Answers

web componentis a component that provides the ability to display web pages.

Theincoming address of a web component can be a local resource or a network resource.

WebController can control various behaviors of web components, such as the forward and backward functions of web pages.

When accessing online web pages, you need to add network permissions.

supports the configuration of the feature set within the component

does not support the association of dependencies between components

Support the on-demand selection of each component

Clipping of functions within the component is not supported

Unpublish a public event

Subscribe to public events

Publish a public event

Unsubscribe from public events

Data connection management

Data network management

Traffic statistics

Create a local socket

writes a function

Test function

Packing function

Deploy functions

fileAccess(fileAccess:boolean)

javaScriptAccess(javaScriptAccess:

boolean)

on(type:'headerReceive',callback:

AsyncCallback):void

onConfirm(callback:(event?:{url:string;

message:string; result:JsResult })=>

boolean)

destroy():void

True

False

int size4 =AttrHelper.convertDimensionToPix(getContext(),"8vp”,0);

int size3=AttrHelper.convertDimensionToPix(getContext(),"8",0);

int size2 =AttrHe1per.vp2px(8,getContext());

int sizel =(int)(Dislaylanager.getInstance

().getDefaultDisplay(

getContext().get().getRealAttributes().scalDensity*8 +.5f);

In the process of developing UI code, if you add or remove UI components, you only need toCtrl+S to save them, and then the previewer will immediately refresh the preview result

On the previewer interface, you can operate the interface interaction actions of the application/servicein the previewer, such as clicking, jumping, swiping, etc., which is consistent with the interface interaction experience of the application/service running on the real device

Component previews are implemented by adding annotations @Preview front of the component

Thepage preview is achieved by adding annotations to the header of the ETS file @Entry the project

text

figures

Image

video

Top

Bottom

Start

End

Center

ForEach can loop through logical code, such asconsole.info ('hello').

The first parameter must be an array, providing a data source for circular rendering.

The second parameter generates the lambda function of the child component, which generates the child component for each array item in the data source.

The third parameter is an anonymous function that generates a unique and stable key value for a given array item.

True

False

True

False

True

False