Huawei H14-231_V1.0 pass test : HCIP-HarmonyOS Application Developer 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 an engineer is about to debug a Harmony OS application on an emulator device, which of the following correct debugging processes is the following?

A) Check the attributes of the config.json filethe installation method of the HarmonyOS Ability Package (HAP) package
B) Check the properties of theconfig.json filethe device debugging code typethe installation method of the HarmonyOS Ability Package (HAP) package
C) Set the code typedevice HAP (HarmonyOSAbility Package) package installation methodcheck the config.json file attributes
D) Toinstall the HarmonyOS Ability Package (HAP) package on a devicecheck the attributes of the config.json filethe debugging code type of the device

2. When a developer uses Page Ability to open a ServiceAbility, he needs to pass parameters through Intent, at what stage is the parameter obtained in the whole process null?
onStart( ) in A S ervice.

A) PageAbility
B) bility
C) ServiceAbility
D) ServiceAbility

3. The object relational mapping database mainly provides light-grade Key-Value exploration, which supports local applications to store less data, and the data is stored in local files and also loaded in memory, so the access speed is faster and more efficient.

A) False
B) True

4. When a developer uses the Text component for development, because the length ofthe input string is too long, which of the following codes can be used to display the entire content?

A) ohos:auto_font_size="true"
B) ohos:truncation_mode="none"
C) ohos:truncation_mode="ellipsis_at_start"
D) ohos:multiple_lines="true"

5. A HarmonyOS developer created two serial task distributors, dispatchera anddispatcher_b, and also created a proprietary task dispatcher. Which of the following scenarios can cause deadlocks due to improper use of syncDispatch?

A) On a dedicated thread, dispatchers are used forsyncDispatch
B) The thread pool is full
C) uses dispatcherb to dispatch tasks synchronously in dispatchera tasks
D) In the tasks dispatchedby dispatcher_a, the dispatcher_a is used again to dispatch the task

Solutions: