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Free H14-231_V1.0 Exam Braindumps (page: 18)

Page 18 of 176
PDF with 699 Questions

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??

  1. is implemented through the ParallelTaskDispatcher
  2. is implemented through the task dispatcher UITaskDispatcher
  3. is implemented through the SerialTaskDispatcher
  4. is implemented through the task dispatcher GlobalTaskDispatcher

Answer(s): B



Which option is not the process of decoding in the conversion of the following information?

  1. player plays music from the record
  2. Convert the data to audio
  3. Notebook plays video files from the hard drive
  4. Save the photo in digital form

Answer(s): D



Which of the following security mechanisms can ensure that application data is not maliciously used?

  1. Permission management
  2. App permissions
  3. port security
  4. Application security

Answer(s): B



A developer has developed an Image component and written the following code, which of the following descriptions of the component is correct?

  1. The A plant image is scaled to 0.5
  2. The x-axis and y-axis of the B plant image are scaled to 0.5 and the effect is cropped in half
  3. The x and y axes of the C plant image are scaled to 0.5 and the transparency is 0.5
  4. The D plant image is cropped in half

Answer(s): C






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