Huawei HCIP-HarmonyOS Application Developer V1.0 - H14-231_V1.0무료 덤프문제 풀어보기
Knowing the variable int a=123, which of the following codes can successfully print the value of variable a in the console?
정답: A,B,C
If a developer wants to develop a file background download function, there needs to be a Page Ability to provide U pages, and a Service Ability to provide the background file download function. If you want to perform some operations after connecting to the Service Ability in the Page Ability, you need to implement the onAbilityConnectDone() method in the Page Ability.
정답: A
When a developer is developing a HarmonyOS application, if part of the text in the value field of the JSON resource files of different types of elements in the Element directory does not need to be processed by the translator and will not be displayed on the application interface, a special structure can be used to identify the content that does not need to be translated
정답: A
A developer is developing a ticket booking application, in the selection of the location of the ticket, you need to use the slide selector Picker, in order to highlight the selected text, the developer sets the rendering effect that the selected text margin is greater thanthe ordinary text margin. Which of the following settings are correct?
정답: B
If a HarmonyOSapplication developer wants to achieve the following effects, which of the following combinations can achieve the effect?
A)
B)
C)
D)
A)
B)
C)
D)
정답: A,B,C
When a developer develops an online education application, which of the following components can be combined into a single-choice question if the student ping interface has multiple choice questions and multiple choice questions?
정답: A,D
Which of the following operations can be performed through the @ohos.systemTime module?
정답: A,B,C,D
If a developer uses the DevEco Studio tool for application development, which of the following commissioning methods does the tool support?
정답: B,C,D
If a developer wants to develop a Data Ability for the storage and management of application data, which of the following can help the developer realize the function ofinserting multiple pieces of data into the database at one time?
정답: C
HarmonyOS's relational database and object relational mapping database are both based on SQLite.
정답: A
The MainAbility of a HarmonyOS application has multiple AbilitySlices, and when the AbilitySlice health state is switched, the MainAbility state is INACTIVE.
정답: B
The meta-service package consists of one or more HAP packages, and each HAP package shall not exceed ( ) to provide a second-to-open experience.
정답: D
What problems do developers need to think about each basic element when building page layouts in JavaScript UI frameworks?
정답: A,B,C,D
When a developer installs HAP (HarmonyOSAbility Package), what is the reason for the "STRING LENGTH ERROR" message?
정답: A
Which of the following subsystems is not part of the basic software service subsystem of HarmonyoS?
정답: B