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Huawei H14-231_V1.0 Practice Test - Questions Answers, Page 38

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List of questions

Question 371

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Regarding the service cards of HarmonyOS applications, the following belong to the card users

Question 372

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In the HarmonyOS distributed application scenario of multi-device collaboration, device A is often required to start and stop the service of device B, for example, start and stop the music playback

Question 373

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What files do I need to sign when running an app on a HarmonyOS device?

Question 374

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In the distributed terminal scenario, only by ensuring that the equipment used by the user is safe and reliable can the user's data be effectively protected on the virtual terminal and avoid the lea

Question 375

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In the distributed terminal scenario, the 'correct person' refers to the data accessor and business operator who have passed identity authentication. The 'right person' is a prerequisite to ensure t

Question 376

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Which of the following is part of the basic software service subset in HarmonyOS?

Question 377

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When developing a HarmonyOS application, which of the following notification types can be implemented by developers?

Question 378

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NetworkID is the communication identifier of distributed network device nodes in distributed networking, and is used to identify network device nodes in distributed services. To meet the privacy req

Question 379

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Which of the following items belongs to the kernel layer in the system architecture of HarmonyOS?

Question 380

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If a developer wants to use the clipboard service of HarmonyOS to implement simple data transfer between applications, which of the following statements is correct?

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.

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.

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 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 371

Regarding the service cards of HarmonyOS applications, the following belong to the card users

Traditional Applications

Service Center

Desktop

Atomization services

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In the HarmonyOS distributed application scenario of multi-device collaboration, device A is often required to start and stop the service of device B, for example, start and stop the music playback of device B on device A. In the process of starting and stopping a Service, the following statement is correct

The onStart() method will only be called back once by the system during the lifetime of the Service

Every time you start the Service method, onCommand() will be called back by the system

can call the method terminateAbility() or stopAbility() to stop the Service

Service---Once it is running, it can be easily stopped or destroyed by the system

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Question 373

What files do I need to sign when running an app on a HarmonyOS device?

.cer file

.p12 file

.csr file

.P7b file

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Question 374

In the distributed terminal scenario, only by ensuring that the equipment used by the user is safe and reliable can the user's data be effectively protected on the virtual terminal and avoid the leakage of user privacy. What does HarmonyOS do to ensure that your devices are reliable?

Trusted Execution Environment

Safe Boot

Device certificate authentication

Collaborative Mutual Aid Certification

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Question 375

In the distributed terminal scenario, the 'correct person' refers to the data accessor and business operator who have passed identity authentication. The 'right person' is a prerequisite to ensure that user data is not illegally accessed and user privacy is not leaked. What does HarmonyOS use to implement collaborative authentication?

Zero Trust model

Trusted Execution Environment

Multi-factor fusion authentication

Collaborative Mutual Aid Certification

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Question 376

Which of the following is part of the basic software service subset in HarmonyOS?

multimedia subsystem

Telephone subsystem

Event Notification Service Subsystem

Graphics subsystem

Location Services subsystem

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Question 377

When developing a HarmonyOS application, which of the following notification types can be implemented by developers?

Plain text

Long text

Image

card

Media

Multiple lines

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Question 378

NetworkID is the communication identifier of distributed network device nodes in distributed networking, and is used to identify network device nodes in distributed services. To meet the privacy requirements in distributed scenarios, in which of the following scenarios will NetworkID change?

The user performs a factory reset of the device

Device restarts

The online list of devices in a distributed network changes from non-idle to empty and persists in empty for 5 minutes

The interface of the application is transferred between different devices

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Question 379

Which of the following items belongs to the kernel layer in the system architecture of HarmonyOS?

LiteOS

HDF (Hardware Driver Foudation)

Linux Kernel

KAL (Kernel Abstract Layer)

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Question 380

If a developer wants to use the clipboard service of HarmonyOS to implement simple data transfer between applications, which of the following statements is correct?

can paste the data copied in app A and paste it in app B

You can add or remove callbacks for changes in system clipboard data

can read, write, and query clipboard data from the system clipboard

Clipboard data written to the clipboard service is destroyed at the end of the application

Apps that don't get focus in the foreground also have access to the system clipboard

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