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

Question # 184

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?

Options:

A.

4→1→2→3

B.

4→2→1→3

C.

4→3→2→1

D.

2→1→4→3

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Question # 185

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?

Options:

A.

4→1→2→3

B.

4→2→1→3

C.

4→3→2→1

D.

2→1→4→3

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Question # 186

If a HarmonyOS developerhas developed multiple applications and ensured that the data between different applications cannot be accessed through the triplet of account, application, and database, which of the following services can the developer use to achieve this function?

Options:

A.

Distributed file services

B.

Distributed data services

C.

Data search services

D.

Data storage management

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Question # 187

When a developer specifies a music playback service through an intent when starting a remote service, device A (local device) can start the music playback capability of device B (remote device).

Options:

A.

Enable remote FA (Feature Ability).

B.

Connect to a remote PA (Particle Ability).

C.

Start the remote PA (Particle Ability).

D.

Particle Ability (PA) of the Guantuan

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Question # 188

Which of the following descriptions of the HarmonyOSclipboard function is correct?

Options:

A.

Only clipping is supported

B.

can be copied in application A, but not pasted in application B

C.

Only replication is supported

D.

can be copied and pasted into app B in app A

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Question # 189

If a developer needs to use asyncDispatBarrionr to set up a barrier asynchronously, in this scenario, in order to separate different task groups, which of the following can the developer choose?

Options:

A.

serialTaskDispatcher

B.

SpeeTaskDispatcher

C.

ParallelTaskDispatcher

D.

GlobalTaskDispatcher

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Question # 190

In HarmonyOS, which of the following scenarios is the application responsible for instantiation?

Options:

A.

Start an AbilitySlice by navigating

B.

reads a novel through a web page and accidentally clicks on an advertisement, which jumps directly to the app store to request the download of a certain game

C.

Jump to another page via a hyperlink

D.

An app page has messages, contacts, settings, etc., and switch between them

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Question # 191

When a developer designs a news browsing application, he needs to achieve the effect that the news list and news details are not displayed on the same page, which of the following needs to be created by the developer?

Options:

A.

0 Page Ability, 3 AbilitySlice

B.

1 Page Ability, 2 AbilitySlice

C.

3 Page Ability, 1 AbilitySlice

D.

2 Page Ability, 1 AbilitySlice

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Question # 192

If a developer wants to develop a Data Ability for the storage and management of application data, which of the following can help the developer realize the function ofinserting multiple pieces of data into the database at one time?

Options:

A.

query (Uri uri,String[ ]columns, DataAbilityPredicates predicates)

B.

delete(Uri uri,DataAbilityPredicatespredicates)

C.

batchlnsert (Uri uri, ValuesBucket[]values)

D.

insert (Uri uri, ValuesBucket value)

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Question # 193

The engineer fails to access the network through the get request, and the prompt 'Attempt to invoke virtual method' is displayed, which of the following permissions should be configured in config.json?

Options:

A.

harmonyos. permission. INTERNET

B.

harmonyos. permission.ANSWER:

C.

harmonyos. permission. REQUEST

D.

harmonyos. permission. ACCESS_NETTORKSTATE

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Question # 194

If an engineer is about to debug a Harmony OS application on an emulator device, which of the following correct debugging processes is the following?

Options:

A.

Check the properties of theconfig.json file→the device debugging code type→the installation method of the HarmonyOS Ability Package (HAP) package

B.

Check the attributes of the config.json file→→the installation method of the HarmonyOS Ability Package (HAP) package

C.

Set the code type→device HAP (HarmonyOSAbility Package) package installation method→check the config.json file attributes

D.

Toinstall the HarmonyOS Ability Package (HAP) package on a device→check the attributes of the config.json file→the debugging code type of the device

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Question # 195

If a developer wants to develop a file background download function, there needs to be a Page Ability to provide UI pages, and a Service Ability to provide the background file download function. Which of the following can call Service Ability in Page Ability?

Options:

A.

onConneCtenxt()

B.

connectPageAbility(intent.connection)

C.

connectAbility(intent.connection);

D.

connectServiceAbility(intent,connection);

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Question # 196

The logs queried by a developer are as follows. HiLog.warn(LABEL, "Failed to visit %(private) s,reason:%(public}d.",url, exrno); What kind of level does the log belong to?

Options:

A.

WARN

B.

FalseCode()

C.

INFO

D.

DEBUG

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Question # 197

A developer obtains a log content: static final HiLogLabel LABEL = new HiLogLabe1 (HiLog.LOG_APP,0x00201,"MY_TAG");

Which of the following information can't be obtained?

Options:

A.

log level

B.

The business area of the log

C.

Log ID

D.

Log type

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Question # 198

Which of the following interfaces can repeatedly call a function with a fixed time delay between each call?

Options:

A.

setTimeout?

B.

setlnterval

C.

clearTimeout

D.

clearlnterval

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Exam Code: H14-231_V1.0
Exam Name: HCIP-HarmonyOS Application Developer V1.0
Last Update: Apr 3, 2025
Questions: 695
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