Free HCIP-HarmonyOS Application Developer V1.0 Exam H14-231_V1.0 Exam Practice Test

Atomic service is a future-oriented service delivery method provided by HarmonyOS, which of the following statements about atomic service is correct?

• Atomic service consists of one or more HAP packets, and one HAP packet corresponds to one FA or one PA
• Atomic services are managed and distributed by AppGallery
• All HAP packages (including EntryHAP and FeatureHAP) of the Atomic Service are non- installation- free
• Atomic services do not have desktop icons, but they can be manually added to desktops in the form of service cards
• Compared with the traditional way of installing applications, the E atomic service is lighter, and provides richer entry points and more accurate distribution

If a developer wants to use the distributed capabilities of HarmonyOS, which of the following options can the developer choose?

• Distributed device virtualization
• Distributed data management
• Distributed soft bus
• Distributed task scheduling

The data generated by a developer's use of Data Ability can be shared between different applications on the same device, but cannot be shared across devices.

• True
• False

The network management module of HarmonyOS can realize the communication betweendifferent processes of the machine, and the communication supports streaming socket technology.

• True
• False

When developers use HarmonyOS distributed terminals, which of the following items can ensure that the system is safe and reliable?

• In the process of cross-terminal flow of distributed data, the data is classified and hierarchicallymanaged
• Distributed multi-terminal collaborative identity authentication
• Build a trusted operating environment on distributed terminals
• The distributed terminal must be a Huawei product

Operations such as the display and update of the UI interface are carried out on the main thread, so the main thread is also called the UI thread.

• True
• False

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

• ButtonType.Capsule
• ButtonType.Normal
• ButtonType.Circle
• None of the above

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

• True
• False

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 invoke Service Ability in Page Ability?

• connectPageAbility(intent,connection)
• connectAbility(intent, connection)
• onConnect
• connectServiceAbility(intent, connection)

The HarmonyOS Media Management module provides capabilities for audio playback, audio recording, audio and video synthesis, and video decoding.

• True
• False