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Huawei H14-231_V1.0 Practice Test - Questions Answers, Page 8

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Question 71

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A developer needs to use the current data network for socket data transmission, and the development process involves the following steps: 1 Send data with sockets. 2 Bind the network with NetHandl

Question 72

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How should a developer choose the Debug Type if he needs to debug JAVA code separately in a JS+JAVA hybrid project?

Question 73

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In HarmonyOS application development, where can commonly used backgrounds, such as common text backgrounds and button backgrounds, be placed?

Question 74

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If a developer needs to solve problems such as insufficient image resolution and image compression noise, which of the following AI capabilities can be used by HarmonyOS?

Question 75

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Which of the following subsystems does a developer use when using the facial recognition feature of HarmonyOS?

Question 76

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How do I define the permissions correctly when a developer needs to customize the permissions for a third-party application for Harmony OS?

Question 77

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A developer needs to use the current scattered data network for socket data transmission, in this scenario, the development process involves the following steps: 1. Use socket to send data.2. Call N

Question 78

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Developers will use the UI framework provided by Harmony OS when developing mobile phone pages, which of the following is not a UI framework?

Question 79

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HarmonyOS provides developers with different abilities according to different application scenarios, for example, if a developer plans to develop a background music playback function, which of the f

Question 80

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A HarmonyOS user downloads and installs a new app that has declared some non-sensitive permissions in the config.json file, and the app may involve some sensitive permissions during operation. Which

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?

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.

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?

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?

The default size of shared memory in Harmony OS is ?

Question 71

A developer needs to use the current data network for socket data transmission, and the development process involves the following steps:

1 Send data with sockets.

2 Bind the network with NetHandle.bindSocket().

3 Call NetManager.getDefaultNet() to get the default data network.

4 Call NetManager.getInstance(Context9) to get the instance object of network management.

When the developer combed through the development steps, the above steps were sorted according to the order in which the features were completed in the code. Which of the following is the correct order?

4123

4213

4321

2143

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Question 72

How should a developer choose the Debug Type if he needs to debug JAVA code separately in a JS+JAVA hybrid project?

Native only

Dual (JS + JAVA)

JAVA only

Js only

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Question 73

In HarmonyOS application development, where can commonly used backgrounds, such as common text backgrounds and button backgrounds, be placed?

graphic

media

layout

element

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Question 74

If a developer needs to solve problems such as insufficient image resolution and image compression noise, which of the following AI capabilities can be used by HarmonyOS?

Document Detection Correction

General Character Recognition

Entity Recognition

Image super-resolution

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Question 75

Which of the following subsystems does a developer use when using the facial recognition feature of HarmonyOS?

Multi-mode input subsystem

Media Subsystem

Safety subsystem

Graphics subsystem

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Question 76

How do I define the permissions correctly when a developer needs to customize the permissions for a third-party application for Harmony OS?

module: { reqPermissions: [{ name:com.myability.permission.MYPERMISSION,grantMode:system_grant, availableScope: [signatures] } }

module: { defPermissions: [{ name:name:com.myability.permission.lNTERNET, grantMode:user grant, availableScope: [signatures] } } module: { defPermissions: [{

name:name:com.myability.permission.INTERNET, grantMode:system_grant, availableScope: [signatures] } } module: { defPermissions: [{

name:name:com.myability.permission.MYPERMISSION, grantMode:system_grant, availableScope: [signatures] } }

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Question 77

A developer needs to use the current scattered data network for socket data transmission, in this scenario, the development process involves the following steps: 1. Use socket to send data.2. Call NetHandle.bindSocket() to bind the network.3. Call NetManager.getDefaultNet() to get the default data network.4. Call NetManager.getInstance(ContextWhen the developer sorts out the development steps, the above steps are sorted according to the order in which the functions are completed in the code. Which of the following is the correct order?

4123

4213

4321

2143

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Question 78

Developers will use the UI framework provided by Harmony OS when developing mobile phone pages, which of the following is not a UI framework?

layout

Cross-device call

Graphical controls

Window Management Framework

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Question 79

HarmonyOS provides developers with different abilities according to different application scenarios, for example, if a developer plans to develop a background music playback function, which of the following is correct about the configuration of the ability in config.json?

''type: ''service

''type: ''page

''type: ''ability

''type: ''data

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Question 80

A HarmonyOS user downloads and installs a new app that has declared some non-sensitive permissions in the config.json file, and the app may involve some sensitive permissions during operation. Which of the following is correct in this scenario?

For sensitive permissions that may be involved in the operation of the application, the authorization method is system authorization (system_grant)

For the non-sensitive permissions declared by the application in the config.json file, the application will be dynamically applied for during use

Non-sensitive permissions declared by the app in the config.json file are automatically granted when the user installs the app

For the non-sensitive permissions declared by the app in the config.json file, the authorization method is user authorization (user_grant).

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