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Huawei H14-231_V1.0 - HCIP-HarmonyOS Application Developer V1.0

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Total 695 questions

A HarmonyOS developer uses the EventHandler mechanism to process four events: A, B, C, and D, where event D retains the default priority, and the priority properties of the other three events are set as follows: Event A: Priority.INTERMEDIATE Event B: Priority.HIGH Event C: Priority.IDLEWhich of the following statements about the above events are correct?

A.

Event Awill be delivered immediately

B.

EventB D will be delivered before Event B

C.

delivers event C when there are no other events

D.

EventD will be delivered before Event C

If a developer wants to set up a dial pad, he will use round buttons and capsule buttons, what are the shape types that will be used in the background layer?

A.

oval

B.

rectangle

C.

line

D.

are

When a developer develops a news software, he will use the marquee of the Text component to realize the automatic scrolling of information, and before setting the marquee effect, he needs to set some preconditions for the Text component.

A.

ohos:multiple_lines=false

B.

ohos:max_text_line=1

C.

ohos:multiple_lines=true

D.

ohos:max_text_line=2

In the stage model, what are the following configuration files that belong to the AppScope folder?

A.

main_pages.json

B.

module.json5

C.

app.json5

D.

package.json

Which package is imported using the preferences?

A.

@ohos.data.rdb

B.

@ohos.data.preferences

C.

@ohos.router

D.

@ohos.data.storage

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.

A.

Remote start

B.

Remote connection

C.

Remote migration

D.

Remote call

Which of the following accounts does the authentication service support?

A.

WeChat

B.

QQ

C.

HUAWEI ID

D.

Alipay

The Minimalist Protocol is a communication protocol customized by HarmonyOS, which layers of the traditional communication protocol are simplified?

A.

Application Layer

B.

Data Link Layer

C.

Transport Layer

D.

represents the layer

E.

network layer

F.

Session Layer

If a developer develops a HarmonyOS application and remotely launches a Page on phone B, which of the following permissions does not require the user to request authorization by sending a pop-up window at runtime?

A.

ohos.permission.GET_DISTRIBUTED_DEVICE_INFO

B.

ohos.permission.DISTRIBUTED_DEVICE_STATE_CHANGE

C.

ohos.permission.GET_BUNDLE_INFO

D.

ohos.permission.DISTRIBUTED_DATASYNC

In HramonyOS, which of the following can developers use the static animation feature to achieve?

A.

The picture is rotated along the center point

B.

The image rotates along the horizontal axis

C.

The picture rotates along the edges

D.

The picture rotates along the vertical axis

Which of the following is all the components of the HAP package in HarmonyOS?

A.

Logical code, resource files, third-party libraries, application configuration files, pack.info

B.

Logical code, resource files, third-party libraries, and application configuration files

C.

Logical code, resource files, application configuration files

D.

Logical code

When a developer clicks the exit button of an application to release Page Ability resources, which callback method in the Page Ability lifecycle will be triggered?

A.

onForeground()

B.

onStop()

C.

onInactive()

D.

onBackground()

In the process of debugging Harmomyos applications, it is a common debugging method for developers to "check whether the change process of variables meets the expected results". To this end, DevEcoStudio provides a visualization of debug variables, which of the following forms can be presented?

A.

Histogram

B.

Line Chart

C.

tree

D.

Form D

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

A.

ButtonType.Capsule

B.

ButtonType.Normal

C.

ButtonType.Circle

D.

None of the above

Whichof the following does not belong to the application framework layer in the Harmony OS system architecture?

A.

UI

B.

Distributed data management

C.

User Program Framework

D.

Ability