[2024年07月]更新のHuawei H14-231_V1.0問題集合格率を上げるならH14-231_V1.0試験問題集
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質問 # 86
Which of the following functions can be achieved through the sidebar button of the remote simulator?
- A. Release the remote emulator that is currently in use
- B. Sets the device resolution of the remote emulator
- C. Rotate the screen clockwise
- D. Return to the main interface of the device
正解：A、B、C、D
質問 # 87
A manufacturer used HarmonyoS to produce a dash cam (memory is 64MB), which is small in size and light in weight, and is a lightweight system device.
- A. True
- B. False
正解：B
質問 # 88
Which package is imported using the preferences?
- A. @ohos.data.storage
- B. @ohos.data.rdb
- C. @ohos.router
- D. @ohos.data.preferences
正解：D
質問 # 89
Which of the following combinations cannot realize two-way data synchronization between child components and parent and child components?
- A. @Observed and @ObjectLink
- B. @State and @Link
- C. @Provide and @Consume
- D. @State and @Prop
正解：D
質問 # 90
If a developer sets a distributed tag Intent.FLAG_ABILITTSLICE_MULTI_DEVICE in the Intent, what does the tag mean?
- A. The application supports distributed databases
- B. The application supports distributed scheduling
- C. This application does not support distributed scheduling
- D. The application supports distributed files
正解：B
質問 # 91
If a developer needs to solve problems such as insufficient image resolution and image compression noise, which of the following AI capabilities can be used by HarmonyOS?
- A. Image super-resolution
- B. Entity Recognition
- C. General Character Recognition
- D. Document Detection Correction
正解：A
質問 # 92
Distributed task scheduling builds a unified distributed service management (discovery, synchronization, registration, and call) mechanism based on technical characteristics such as distributed soft bus, distributed data management, and distributed profile.
- A. Remote call
- B. Remote connection
- C. Remote start
- D. Remote migration
正解：A、B、C、D
質問 # 93
The network management module of HarmonyOS can realize the communication between different processes of the machine, and the communication supports streaming socket technology.
- A. False
- B. True
正解：B
質問 # 94
When a developer designs a navigation application and needs the system to provide accurate positioning, which subsystem will be used?
- A. Multi-mode input subsystem
- B. Wearable business subsystem
- C. Location Services Subsystem
- D. Media subsystem
正解：C
質問 # 95
If a developer uses the startAbility() method provided in Ability to start a Service, what are the correct descriptions of starting the Service?
- A. If the Service is not already running, the system will call the onCommand() method to start the Service
- B. If the Service is running, the system will call back the onCommand() method of theService to start the Service
- C. If the Service is not yet running, the system will call onStart() to initialize the Service
- D. If the Service is running, the system will call back theonStart() method of the Service to start the Service
正解：B、C
質問 # 96
A manufacturer uses the HarmonyOS system to produce a smart oven, which is a lightweight system device in HarmonyOS.
- A. False
- B. True
正解：B
質問 # 97
Which of the following types can be set to display banner notifications?
- A. SlotType.OTHER_TYPES
- B. SlotType.SOCIAL_COMMUNICATION
- C. SlotType.CONTENT_INFORMATION
- D. SlotType.SERVICE_INFORMATION
正解：B
質問 # 98
If the HarmonyOS user displays the navigation information on the mobile phone and the smart watchat the same time, if the smart watch is out of power, causing the navigation information to stop displaying, which callback will the navigation app on the mobile phone distribute to receive the termination notification?
- A. onCompleteContinuation
- B. onRemoteTerminated
- C. onRestoreData
- D. onSaveData
正解：B
質問 # 99
When an application calls a service, the service will check the permissions of the application, and the service cannot be used if there is no corresponding permission.
- A. False
- B. True
正解：B
質問 # 100
In order to ensure better responsiveness of the application, developers need to use the task distributor to design the priority of the task.
- A. LOW
- B. DEFAULT
- C. HIGH
- D. MIDDLE
正解：D
質問 # 101
Before developing the NFC function, a HarmonyOS developer must first confirm whether the device supports the NFC function and whether the NFC is turned on.
- A. NFC message notification
- B. Access to the security element
- C. card emulation
- D. NFC basic query
正解：D
質問 # 102
Which of the following information is included in the module.json5 configuration file?
- A. ability
- B. Module Name
- C. Module type
- D. The version number of the app
正解：A、B、C
質問 # 103
When a developer develops a social application, he needs to develop a plug-in that generates a contact QR code. In this scenario, the developer can use the code generation Al capability provided by HarmonyOS, which can return the corresponding QR code image byte stream based on the given string information.
- A. False
- B. True
正解：B
質問 # 104
An engineer uses a simulator to debug a HarmonyOS application, which can support two types of HAP: signed and unsigned HAP (Harmomy0S Ability Package).
- A. False
- B. True
正解：B
質問 # 105
HarmonyOSdefines different open scopes and authorization methods to protect data according to the sensitivity of the data involved in the interface
- A. signature: the platform signature application
- B. restricted: the certificate can be applied in a controllable manner
- C. deviceAuthenticationed: device authentication application
- D. privileged: pre-made privileged app
正解：C
質問 # 106
What are the types of background agent reminder services?
- A. Alarm clock class
- B. Calendar class
- C. Schedule
- D. Countdown class
正解：A、B、D
質問 # 107
If a developer wants to develop a page with a tab function, the developer can use the TabList component provided by HarmonyOS. If you want to set the selected tab to be marked by underlining at the bottom, which of the following codes is correct?
- A. ohos:tab_indicator_type="invisible"
- B. ohos:tab_indicator_type="left_line"
- C. ohos:tab_indicator_type="oval"
- D. ohos:tab indicator type="bottom_line"
正解：D
質問 # 108
A developer creates MyAbility with FooAbilitySlice and BarAbilitySlice, and currently FooAbilitySlice is in the foreground and gets focused, and then navigates to BarAbilitySlice, what happens to the lifecycle state in this period?
- A. FooAbilitySlice changes from ACTIVE to INACTIVE
- B. FooAbilitySlice changes from the INACTIVE state to the ACTIVE state
- C. FooAbilitySlice changes from INACTIVE to BACKGROUIND
- D. BarAbilitySlice changes from the INITIAL state to the INACTIVE state first
正解：A、C、D
質問 # 109
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