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If you want to set the horizontal center alignment of text, which of the following codes is correct?
If a developer wants to develop a page with a tab function, the developer can use the TabList component provided by HarmomyOS. If you want to set the horizontal center alignment of text, which of the following codes is correct?A . ohos:text_alignment=startB . ohos:text_alignment=bottomC . ohos:text_alignment=vertical_centerD . ohos:text_alignment=horizontal_centerView AnswerAnswer: D
Which of the following modules does a developer need to call to check whether the HarmonyOS cellular data service is enabled?
Which of the following modules does a developer need to call to check whether the HarmonyOS cellular data service is enabled?A . @ohos.telephony.smsB . @ohos.telephony.dataC . @ohos.telephony.simD . @ohos.telephony.callView AnswerAnswer: A
If a developer wants to use the video playback function of HarmonyOS, which of the following subsystems will he use?
If a developer wants to use the video playback function of HarmonyOS, which of the following subsystems will he use?A . Media SubsystemB . Safety subsystemC . AI subsystemD . Location Services SubsystemView AnswerAnswer: A
Which of the following fields is not within the scope of permission?
Which of the following fields is not within the scope of permission?A . privilegedB . signatureC . restrictedD . deivcedView AnswerAnswer: D
After the creation of a custom component of the Web development paradigm, which of the following callbacks will be triggered when it is added to the Page component tree?
After the creation of a custom component of the Web development paradigm, which of the following callbacks will be triggered when it is added to the Page component tree?A . OnlnitB . OnAttachedC . OnLayoutReadyD . OnDetachedView AnswerAnswer: A
Which of the following is NOT a capability provided by Distributed Device Virtualization in HarmonyOS?
Which of the following is NOT a capability provided by Distributed Device Virtualization in HarmonyOS?A . device is virtualB . Decision-making centreC . Device managementD . Data ProcessingView AnswerAnswer: B
Which of the following subsystems does a developer use when using the facial recognition feature of HarmonyOS?
Which of the following subsystems does a developer use when using the facial recognition feature of HarmonyOS?A . Multi-mode input subsystemB . Media SubsystemC . Safety subsystemD . Graphics subsystemView AnswerAnswer: C
When the user clicks on a song from the music list page and jumps to the playback interface of the song, the principle is that the page route routes to the destination page according to which of the following?
When the user clicks on a song from the music list page and jumps to the playback interface of the song, the principle is that the page route routes to the destination page according to which of the following?A . router.pushB . router.backC . uriD . intentView AnswerAnswer: C
If a HarmonyOS engineer is about to debug a HarmonyOS application on an emulator device, which of the following debugging processes is correct?
If a HarmonyOS engineer is about to debug a HarmonyOS application on an emulator device, which of the following debugging processes is correct?A . Check the properties of the config.json file→ set the installation method of the hap package→ set the debugging code type→ start debuggingB . Set the installation...
Which of the services provided by the HarmonyOS Connect solution is Device Parter?
Which of the services provided by the HarmonyOS Connect solution is Device Parter?A . Official DocumentationB . Service platformC . Training supportD . Certification TestingView AnswerAnswer: B
