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

1. In HarmonyOS, there are some applications that can call out universal cards, which can bring you the experience of using ().

A) Add desktops and combine them freely
B) None of the above is true
C) Multiple sizes, choose at will
D) Swipe up icon, information directly

2. In the following scenarios, which ones use the voice broadcast function?

A) Navigation system real-time voice report on the road ahead
B) Convert speech to text
C) Regular weather broadcast
D) Automatically read aloud e-books

3. A developer tries to update the text of Text directly in a non-UI thread, but the update fails, how to solve the problem of updating the UI of the non-UI thread in HarmomyOS??

A) is implemented through the task dispatcher UITaskDispatcher
B) is implemented through the task dispatcher GlobalTaskDispatcher
C) is implemented through the SerialTaskDispatcher
D) is implemented through the ParallelTaskDispatcher

4. When developing a HarmonyOS application, a developer receives the following product request: If a user logs in to the same HarmonyOS account on device A and device B, the user can log in to the app on device A and synchronize the application account authentication information to account B as needed. After the account authentication information is synchronized, the user can open the application on device B and log in directly without entering the application account authentication information again. Which of the following descriptions of this scene is correct?

A) The developer can do this with the help of UUIDs, because apps can use UUIDs to uniquely identify the same device during their lifetime
B) If the developer borrows the UUID to achieve the above requirements, the UUID logo will still exist after the application is uninstalled.
C) The developer can do this with the help of DVID, because the application can access and manage distributed devices based on the DVID
D) If you use a DVID to achieve the above functions, the DVE is strongly associated with your HarmonyOS account and application information, so you can prevent other applications from accessing the current application data.

5. Which of the following is an event method that can obtain the offset of the List slide

A) onReachStart
B) onScroll
C) onReachEnd
D) onScrolllndex

Solutions: