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

Question # 19

The Web-like development paradigm provides a series of lifecycle callback methods for custom components, which are the following lifecycle callback methods for developers to manage the internal logic of custom components?

Options:

A.

OnAttached

B.

Onlnit

C.

OnPageShow

D.

OnDestroy

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Question # 20

A developer needs to use the current scattered data network for socket data transmission, and 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(Context) 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 # 21

Which of the following types can be set to display banner notifications?

Options:

A.

SlotType.SOCIAL_COMMUNICATION

B.

SlotType.SERVICE_INFORMATION

C.

SlotType.CONTENT_INFORMATION

D.

SlotType.OTHER_TYPES

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Question # 22

For example, if you want to implement an advertising pop-up window now, including information such as pictures and text, you can use the following pop-up window

Options:

A.

AlertDialog

B.

@CustomDialog

C.

TextPickerDialog

D.

TimePickerDialog

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Question # 23

A HarmonyOS application developer creates two pages, indlex and detai1, so that the two pages jump to each other. The code of the index page is as follows, which of the following descriptions are correct?

Options:

A.

Text component is used to mark the current page

B.

When you click the button, the lunch event will be triggered

C.

TheText component is used to jump to and from two pages

D.

TheButton component is used to jump to and from two pages

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Question # 24

When a developer is developing a UI, he writes the following code, which of the following is the correct implementation effect?

Options:

A.

The two words "classmate" are evenly distributed horizontally on two lines

B.

Text wraps automatically and keeps the upper and lower widths

C.

The four characters "Hello classmates" are evenly distributed vertically on a column

D.

The 4 words "Hello classmates" are evenly distributed horizontally on one line

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Question # 25

Which of the following options belong to Particle Ability?

Options:

A.

Particle Ability supports the Service Ability template

B.

Particle Ability supports Data Ability templates

C.

Particle Ability supports Page Ability templates

D.

has the function of running tasks in the background

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Question # 26

Which of the following scenarios is part of the HarmonyOS notification function?

Options:

A.

Push version updates

B.

Push advertising messages

C.

Displays received text messages

D.

Instant messaging

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Question # 27

Distributed task scheduling builds a unified distributed service management (discovery, synchronization, registration, and call) mechanism based on technical characteristics such as distributed soft bus, distributed data management, and distributed profile.

Options:

A.

Remote start

B.

Remote connection

C.

Remote migration

D.

Remote call

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Question # 28

When a developer wants to make the vertical scrolling layout take effect when using the ScrollView control, how should the width of the control corresponding to the layout be set?

Options:

A.

match_child

B.

Fixed width value

C.

match_parent

D.

match_content

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Question # 29

The declarative development paradigm based on TS extensions provides a series of basic components, the following code describes the structure of a simple page, read this code, which of the following are built-in components?

Options:

A.

Divider

B.

Button

C.

Text

D.

Columm

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Question # 30

API9 and above, router.pushUrl() method, what is the default mode used by the jump page?

Options:

A.

standard

B.

Single

C.

Specified

D.

All of the above

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Question # 31

Regarding the Button component, which of the following styles is a capsule-type button?

Options:

A.

ButtonType.Capsule

B.

ButtonType.Normal

C.

ButtonType.Circle

D.

None of the above

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Question # 32

Which of the following modules does the HarmonyOS forwarding architecture consist of?

Options:

A.

Distributed Task Scheduling

B.

Forwarding task management services

C.

Distributed security authentication

D.

Distributed soft bus

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Question # 33

Which of the following items is correct about the objects of HarmonyOS permission protection?

Options:

A.

Photos, contacts, calendars, locations, etc. are app data

B.

Popping up a floating box and creating a shortcut belong to the device capabilities

C.

Device identification, camera, microphone, etc. belong to device data

D.

The objects protected by permissions can be divided into data and capabilities

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Exam Code: H14-231_V1.0
Exam Name: HCIP-HarmonyOS Application Developer V1.0
Last Update: Apr 2, 2025
Questions: 695
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