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Huawei HCIP-HarmonyOS Application Developer V1.0 Sample Questions:
1. In order to ensure that the application has better responsiveness, the developer has designed different priorities for tasks A, B, and C.
Task A maintains the default priority, Task B has HICH, and Task C has LOW. Which of the following descriptions of tasks A.B, and C is correct?
A) Task A has the highest priority and has a higher chance of being executed than Tasks B and C
B) Tasks A, B, and C should not be issued by the same task dispatcher
C) Task A and B have the highest priority and have a higher chance of being executed than Tasks A and C
D) can be inferred from the priority design of the developer, who believes that task B does not need to wait for the result
2. When testing the Bluetooth Low Energy feature of HarmonyOS, a developer needs to make the central device perform Bluetooth scanning. Which of the following descriptions of the developer's actions are correct?
A) Get scan filter, if the filter isempty, it is not used to scan without filter
B) Call the BleCentralManager(BleCentralManagerCal1lback callback)API to obtain the device management object
C) calls startScan() to start scanning the Bluetooth device
D) Before performing Bluetooth scanning, it is necessary to inherit the advertiseCallback class to implement startResultEvent Callback, which is used to receive scan results
3. HarmonyOS application packages are released in the form of application packs, which are composed of one or more HAPs (HarmonyOS Ability Packages) and pack.info describing each HAP attribute.
A) False
B) True
4. Which of the following information is contained in moduleJSON5 under entry?
A) Application package name and version number information
B) Application list for application permissions
C) Ability
D) Device type information
5. After the user enters a piece of text, with the help of the part-of-speech annotation interface, the application can perform automatic word segmentation, and label each word in the word segmentation result with a correct part of speech. However, the part-of-speech tagging feature provided by HarmonyOS only provides a fixed word segmentation granularity, and developers cannot customize the word segmentation granularity as needed when developing applications.
A) False
B) True
Solutions:
| Question # 1 Answer: C,D | Question # 2 Answer: A,B,D | Question # 3 Answer: B | Question # 4 Answer: B,C,D | Question # 5 Answer: A |
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