Huawei H14-231_V1.0 - HCIP-HarmonyOS Application Developer V1.0
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.
An engineer wrote the following code, which items are correct in the description of the following code?
@Entity(tableName="user",ignoredColumns={"ignoredColumn1","ignoredColumn2"},indices ={@Index(value ={"firstName","lastName"),name="name_index",unique =true)})
When using EventHandler to implement thread interrogation communication, if EventRurner takes out the InnerEvent event, EventRunner will directly process the event on the new thread.
What types of conversion functions are supported for static animations in HarmonyOS?
If there are different components in the layout with the same ID, when the component is searched by ID, the last component found will be returned.
What capabilities does the public event service provide for the application?
HarmonyOS is classified according to the size of the device's memory, which of the following categories can be divided into?
Suppose that multiple AbilitySlice are associated in MainAbility, and multiple AbilitySlice are switched in the same page, the lifecycle of MainAbility and all AbilitySlice is synchronized.
A developer uses the JavaScript UI framework's swiper sliding container to develop a banner scrolling effect, which are the correct items in the following description of the swiper code?
indicator="true"autoplay="true"interval="2000" loop="true"digital="false">
A developer needs to read the resource file in the rawfile folder, and the following code can be used to read it successfully.
Image
image(Image)findComponentByld(ResourceTable.Id_component_image);
Image.setPixelMap (ResourceTable.Media hawei);
Which of the following service management mechanisms does HarmonyOS's distributed task scheduling consist of?
Which of the following descriptions of the global concurrent task distributor and the concurrent task distributor is correct?
A developer wants to use JS (JavaScript) to develop an application on the smart screen,Which of the following development languages does the developer need to master?
A developer tries to use the word segmentation feature of HarmonyOS to tokenize a dry word article, and in this scenario, the word segmentation text exceeds 500 characters, so the parameter error will be returned.
If a developer uses the DevEco Studio tool for application development, which of the following commissioning methods does the tool support?
