Spring Special Limited Time 70% Discount Offer - Ends in 0d 00h 00m 00s - Coupon code = getmirror

Home
Huawei
HCIP-HarmonyOS
H14-231_V1.0
HCIP-HarmonyOS Application Developer V1.0 Questions and Answers

Pass the Huawei HCIP-HarmonyOS H14-231_V1.0 Questions and answers with ExamsMirror

Practice at least 50% of the questions to maximize your chances of passing.

Exam H14-231_V1.0 Premium Access

View all detail and faqs for the H14-231_V1.0 exam

Go to Exam

671 Students Passed

97% Average Score

96% Same Questions

Viewing page 13 out of 14 pages

Viewing questions 181-195 out of questions

Questions # 181:

In the JS (JavaScript) UI framework, which layer is used to complete the front-end page parsing?

Options:

Engine Layer

Platform adaptation layer

Front-end frame layer

Application layer

Answer

Questions # 182:

When a developer migrates pictures on his mobile phone to a large screen, the interface layout automatically switches from vertical to horizontal; When the image is migrated, the image is migrated from the large screen to the mobile phone, and the interface layout is automatically switched from horizontal to vertical. Excuse me, how did this developer implement this feature?

Options:

Use the setMainRoute() method to specify the forwarding device

Implement the IAbilityContribution interface to enable Ability to support migration

Use the continueAbility() method for fetching

Use the onStart() method to rewrite the migration flow

Answer

Questions # 183:

HarmonyOSsupports developers to customize permissions in the "reqPermissions" field to access permission-protected objects

Options:

config.json

ability_main.xml

MainAbilityS1ice.java

string.json

Answer

Questions # 184:

If a developer wants to use the JavaScript UI framework to develop a graffiti application that allows users to draw custom graphics, which of the following components can be used by the developer?

Options:

video

button

canvas

grid-container

Answer

Questions # 185:

A developer is developing an alarm clock application, which of the following components can be used to set the hour, minute, and second of the alarm clock?

Options:

Checkbox

Switch

DatePicker

TimePicker

Answer

Questions # 186:

When a developer installs HAP (HarmonyOSAbility Package), what is the reason for the "STRING LENGTH ERROR" message?

Options:

Signature information is not configured

Package information exceeds the maximum length

The device typeconfigured in config.json does not match the debugging device type

The compilation and build plugin version does not match the Gradle version

Answer

Explanation

QUESTIONNO:150

If a developer sets a distributed tag Intent.FLAG_ABILITTSLICE_MULTI_DEVICE in the Intent, what does the tag mean?

A.The application supports distributed scheduling

B.The application supports distributed files

C.The application supports distributed databases

D.This application does not support distributed scheduling

Answer:A

Radio

Questions # 187:

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:

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

delete(Uri uri，DataAbilityPredicatespredicates)

batchlnsert (Uri uri, ValuesBucket[]values)

insert (Uri uri, ValuesBucket value)

Answer

Questions # 188:

In the JS (JavaScript) UI framework, which layer is connected to the system platform platform by abstracting the platform layer and providing an abstract interface?

Options:

Application Layer

Front-end frame layer

Engine Layer

Platform adaptation layer

Answer

Questions # 189:

How to realize distributed communication betweentwo existing Harmony OS devices?

Options:

Configure the ohos.permission.lNTERNEl permission in the configuration file

Configure ohos.permission.DISTRIBUTED_DATASYNC permission in the configuration file and dynamically request this permission again

Configure ohos.permission.DISTRIBUTED_DATASYNC permissions in the configuration file

Configure the ohos.permission.IlNTERNET permission in the configuration file and dynamically request this permission again

Answer

Questions # 190:

When a HarmonyOS app developer uses the form container, which of the following elements can be submitted and reset?

Options:

List

Input

Image

Answer

Questions # 191:

When a developerdevelops an application based on Harmony OS, one of the HAPs (HarmonyOS Ability Package) needs to access the SQLite database to implement the following functions:

Function 1: Create a database.

Function 2: Insert data.

Function 3: Query data.

Which of the following descriptions of the developer's development steps is correct?

Options:

The developer can use the query() interface provided by the relational database to implement the function 2

The developer can use the getRdbStore interface of the DatabaseHelper class to implement function 1

The developer can use the insert() interface provided by the relational database to implement function 3

Before queryingdata, you need to construct a predicate object for querying and store it in the form of a ValuesBucket

Answer

Questions # 192:

When developing a HarmonyOSapplication, what methods do I need to call when migrating the FA (Feature Ability) on device A to device B?

Options:

continueAbility ()

continueAbilityReversibly ()

startAbilityForResult ()

startAbility ()

Answer

Questions # 193:

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?

Options:

Data and Computing Center

Decision-making centre

Task Bus

Interconnection Management Center

Answer

Questions # 194:

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?

Options:

is horizontally centered and shifted to the right by 600

The parent layout moves 600 to the top left and right

level is centered

is horizontally centered and shifted 600 to the left

Answer

Questions # 195:

When a developer is developing a game application, in order to display the download progress of game resources, it is necessary to use a circular progress bar, which of the following components can help the developer complete this function?