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Huawei H14-231_V1.0 Practice Test - Questions Answers, Page 66

Question list

List of questions

Question 651

(0)

When designing a JavaScript UI based on HarmonyOS, if the text component itself cannot be focused, the focus cannot be moved to the component, and the focusable attribute of text is set to true. tex

Question 652

(0)

When an engineer packages an application, DevEco Studio will package all the HAP (HarmonyOS Ability Package) modules in the project directory into the application, so if there are HAP modules in the

Question 653

(0)

When an Intent is used to initiate a request, if both BundleName and Abilitylame are specified, the application can be started directly according to the full name of the Ability (for example, 'com.d

Question 654

(0)

MATCH_CONTENT indicates that the component size will expand to the maximum allowed by the parent component and occupy the remaining size in the direction of the parent component

Question 655

(0)

JavaScript FA (Feature Ability) lifecycle events are divided into application lifecycle and page lifecycle.

Question 656

(0)

The input division method of HarmonyOS is different from that of traditional operating systems, and multi-dimensional inputs will be integrated, so that developers can use application frameworks, UI

Question 657

(0)

HarmonyOS's relational database and object relational mapping database are both based on SQLite.

Question 658

(0)

HarmonyOS maintains a stack of AbilitySlice instances for each Page, and each AbilityS1ice instance that enters the foreground will be added to the stack.

Question 659

(0)

HarmonyOS provides the NFC message notification function, through which developers can obtain the message of the NFC switch state change and the NFC field strength message.

Question 660

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The way to find the object of the control declared in the Layout file by ID in HarmonyOS is findComponentByld().

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 651

When designing a JavaScript UI based on HarmonyOS, if the text component itself cannot be focused, the focus cannot be moved to the component, and the focusable attribute of text is set to true. text component.

True

False

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Question 652

When an engineer packages an application, DevEco Studio will package all the HAP (HarmonyOS Ability Package) modules in the project directory into the application, so if there are HAP modules in the project directory that do not need to be packaged into the application, the tool will automatically delete them and then compile and build the application.

True

False

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Question 653

When an Intent is used to initiate a request, if both BundleName and Abilitylame are specified, the application can be started directly according to the full name of the Ability (for example, 'com.demcapp.FooAbility').

True

False

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Question 654

MATCH_CONTENT indicates that the component size will expand to the maximum allowed by the parent component and occupy the remaining size in the direction of the parent component

True

False

Show Answer Comment (0)

Question 655

JavaScript FA (Feature Ability) lifecycle events are divided into application lifecycle and page lifecycle.

True

False

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Question 656

The input division method of HarmonyOS is different from that of traditional operating systems, and multi-dimensional inputs will be integrated, so that developers can use application frameworks, UI components or interfaces that come with the system to implement applications with multi-dimensional and natural interaction characteristics.

True

False

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Question 657

HarmonyOS's relational database and object relational mapping database are both based on SQLite.

True

False

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Question 658

HarmonyOS maintains a stack of AbilitySlice instances for each Page, and each AbilityS1ice instance that enters the foreground will be added to the stack.

True

False

Show Answer Comment (0)

Question 659

HarmonyOS provides the NFC message notification function, through which developers can obtain the message of the NFC switch state change and the NFC field strength message.

True

False

Show Answer Comment (0)