Huawei H14-231_V1.0 Practice Test - Questions Answers, Page 54
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To publish sticky public events in armonyOS, the publisher must first apply for the permissions required to publish sticky public events in config.json.
Barrier-free color palettes should meet the identification needs of color blindness, and safe color palettes can be found by simulating the visual effects of different similar color defects.
The Ark Development Framework of HarmonyOS includes a Web-like development paradigm based on TS extensions and a declarative development paradigm based on JS extensions.
The user and provider of the service card do not require permanent operation, and when it is necessary to add, remove, or request to update the card, the card management service will pull up the card provider to obtain the card information.
The HarmonyOS Media Management module provides capabilities for audio playback, audio recording, audio and video synthesis, and video decoding.
In HarmonyOS, when a subscription action is performed after an out-of-order public event is published, subscribers can also receive the out-of-order public event.
The distributed database is based on the KV data model and provides KV access interfaces.
The KV data model is a SQL-type database whose data is organized, indexed, and stored in the form of key-value pairs.
When using DevEco Studio for debugging, you need to check the properties in configjson regardless of whether you use a real machine or an emulator.
In the JavaScript FA development self-record, the file ending hml is used to describe the current page layout structure, the components used in the page, and the hierarchical relationship between these components, and the following code should be placed in the file.
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