A developer is writing a piece of code to control the access rights of an AbilityApps with the ohos.permission.CAMERA permission can access this ability. The relevant code completed by the developer in config.json is as follows:'abilities': [{'name': '. MainAbility','description':'Sstring:description_main_abi1ity','icon' : '$media:hiworld.png','label': 'HiCamera','1aunchType': 'standard','orientation': 'portrait','visible': false,______________________________} ]Which of the following should the developer add to the horizontal line?

'permissions': [ 'ohos.permission.CAMERA' ]

'defPermissions':[ {'ohos.permission.CAMERA'}]

'reqPermissions': [ { 'ohos.permission.CAMERA''}]

'permissions': [ 'ohos.permission.LOCATION']

When a user uses the device camera to flip a blurry text file, he expects the camera app to provide a plug-in to improve the recognition of the text. Which of the following HarmonyOS service features is best suited to meet the needs of this user?

Document detection and correction

HarmonyOS defines different open scopes and authorization methods to protect data according to the sensitivity of the data involved in the interface

deviceAuthenticationed: device authentication application

restricted: the certificate can be applied in a controllable manner

privileged: pre-made privileged app

deviceAuthenticationed: device authentication application

signature: the platform signature application

Which of the following modules needs to be imported to initiate a network data request?

import http from '@ohos.net.http'

import http from ' @ohos.net.https'

import request from '@ohos.request'

import request from '@ohos.net.request'

Which of the following permissions is required to load network images with the Image component?

ohos.permission.GET_NETWORK_INFO

ohos.permission.DISTRIBUTED_DATASYNC

Resource supports all data types

Resource is a resource reference type that sets the value of a component's properties

refers to application resources in the form of 'Sr('app.type.name')', and the app represents the app resources directory, type represents the resource type (or the location where the resource is stored)

Resource supports all data types

system can load the appropriate Resource resources according to the current configuration, for example, developers can render different layout effects according to the screen size, or provide different strings according to the language settings

What data types are supported for the storage of preference preferences values

Numeric, character, boolean, and these 3 types of array types.

Regarding the callback event of the Video component, the following statement is incorrect

onStart is triggered when the video is playing, and you can get the video duration here.

This event is triggered at the end of the B onFinish video.

This event is triggered when the C onPrepared video is ready.

onUpdate is triggered when the playback progress changes, the unit is s, and the update interval is 250 ms.

With regard to the characteristics of @State state data, the following description is incorrect

@State variable can be left without an initial value The decorated variables @Link

State is decorated with a variable that is the internal state data of the component, and when the state data is modified, the build method of the component will be called to refresh the UI.

Properties marked as @State are private variables that can only be accessed within the component

@State variable can be left without an initial value The decorated variables @Link

child components can be bidirectionally bound to the @State variables of the parent component

Regarding the position setting of the Tabs component tab, the following is the wrong description

When barPosition is set to End and vertical is set to true, the tab is located at the bottom of the container

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

If barPosition is set to Start (the default value) and the vertical attribute is set to true, the tab is located on the left side of the container

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

When barPosition is set to End and vertical is set to true, the tab is located at the bottom of the container

Regarding the boot mode of UIAbility, the following statement is incorrect

standard is the standard mode, and a new instance will be started every time startAbility, and the system defaults to the standard mode.

UIAbility supports three launch modes: single-instance, standard-mode, and specified instance, which can be configured in module.json via launchType.

singleton is a single-instance mode, only one instance exists in the system, and if it already exists, the only instance in the system is reused.

standard is the standard mode, and a new instance will be started every time startAbility, and the system defaults to the standard mode.

specified is the specified instance mode, and the internal business of Ability decides whether to create multiple instances during runtime.

With regard to Web components, the following is incorrect

The ohos.permission.INTERNET permission is required to access both online and offline web pages using the web component.

WebController can control various behaviors of web components, such as forward, backward, runJavaScript, etc.

The web component supports the setting of various properties such as fileAccess.javaScriptAccess, for example, .javaScriptAccess(true) indicates that JavaScript scripts are allowed to be executed.

The web component supports a variety of events, such as onConfirm and onConsole, for example, the onConfirm callback is triggered when a web page calls confirm().

The ohos.permission.INTERNET permission is required to access both online and offline web pages using the web component.

Regarding the container components Row and Column, the following statement is wrong. The main axis of A Column container is vertical, and the cross axis is horizontal;

The alignment of D Row's subcomponents in the direction of the cross axis is set using the alignltems property, which is of type HorizontalAlign.

The main axis of the row container is horizontal, and the cross axis is vertical.

The main axis and the cross axis are always perpendicular to each other, and the direction of the Row and Column main axes is different.

The alignment of the subcomponents of the C Column in the direction of the main axis is set using the justifyContent property, and its parameter type is FlexAlign.

The alignment of D Row's subcomponents in the direction of the cross axis is set using the alignltems property, which is of type HorizontalAlign.

Which of the following modules needs to be imported for page routing?

import router from '@ohos.router'

import prompt from '@ohos.prompt'

import router from '@ohos.router'

import Notification from'@ohos.notification'

import window from '@ohos.window'

Huawei H14-231_V1.0 Practice Test 6 - Free Online Exam Prep & Questions

The distributed soft bus is the base for communication between various devices, which of the following does not belong to the bus hub of the distributed soft bus?

Data and Computing Center

Decision-making centre

Task Bus

Interconnection Management Center

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