Huawei H14 231 V1.0
Q: 1
Which of the following decorators can be used to manage the state of variables in custom
components?
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Q: 2
A developer called the getDefaultHost(Context context) interface of BluetoothHost to obtain a
Bl1uetoothHost instance for managing local Bluetooth operations. The developer uses the following
development steps to implement Bluetooth pairing:
1Turn on Bluetooth.
2Scan Bluetooth.
3. Initiate pairing.
Which of the following statements about steps 1, 2, and 3 is true?
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Q: 3
What are the following task distribution methods for developers?
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Q: 4
Which of the following subsystems in HarmonyOS is part of the basic software service subsystem set?
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Q: 5
A software development engineer uses the traditional Bluetooth native management method to
manage Bluetooth, which of the following functions can the engineer achieve?
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Q: 6
In the distributed terminal scenario, the "correct person" refers to the data accessor and business
operator who have passed identity authentication. The "right person" is a prerequisite to ensure that
user data is not illegally accessed and user privacy is not leaked. What does HarmonyOS use to
implement collaborative authentication?
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Q: 7
If a HarmonyOS application developer wants to achieve the following effects, which of the following
combinations can achieve the effect?
A)
B)
C)
D)
A)
B)
C)
D)Options
Q: 8
Which of the following are the lifecycle callback functions of Ability?
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Q: 9
A developer needs to use the emulator in DevEco Studio, click to log in to the emulator and enter
your HUAWEI ID, and the browser will directly jump to the real-name authentication interface. What
are the reasons for this problem?
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Q: 10
There is a config.json configuration file in the root directory of each HAP (HarmonyOS Ability
Package) of an application.
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Question 1 of 10
