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

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Huawei H14-231_V1.0 Exam Syllabus Topics:

Huawei HCIP-HarmonyOS Application Developer V1.0 Sample Questions:

1. If a developer wants to develop a file background download function, there needs to be a Page Ability to provide UI pages, and a ServiceAbility to provide a background file download function. If you want to perform some operations in the Service Ability after connecting to the Service Ability in the Page Ability, you need to implement the onConnect() method in the Service Ability.

A) False
B) True

2. 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.

A) False
B) True

3. When an engineer needs to add the function of recording video when developing an application, which of the following interfaces should be called?

A) Coder
B) Recorder
C) Player
D) Extractor

4. If an engineer needs to determine whether a device supports the corresponding decoder of the specified MIME (Multipurpose Internet Mail Extensions), which of the following interfaces should be selected?

A) isEncodeSupportedByMime(String mime)
B) isDecodeSupportedByMime(String mime)
C) getSupportedMimes()
D) isDecoderSupportedByFormat(Format format)

5. A manufacturer uses the HarmonyOS system to produce a smart oven, which is a lightweight system device in HarmonyOS.

A) False
B) True

Solutions: