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Free H14-231_V1.0 Exam Braindumps (page: 11)

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PDF with 699 Questions

Now a Text component is used as the title of a page, and Text needs to be set to be invisible, but it still occupies the current layout space, which of the following is correct?

  1. ohos:visibility= hide
  2. text.setVisibility(Component. VISIBLE)
  3. ohos:visibility=visible
  4. ohos: visibi1ity=invisible

Answer(s): D



The default size of shared memory in Harmony OS is ?

  1. 8M
  2. 4M
  3. 2M
  4. 1M

Answer(s): C



TaskDispatcher is the basic interface for Ability to distribute tasks, which hides the implementation details of the thread where the task is located. To ensure that the application is more responsive, we respond to the priority of the design task, which of the following is not the priority of the task?

  1. MIDDLE
  2. HIGH
  3. DEFAULT
  4. LOW

Answer(s): A



In order to test the distributed file service functions of application A and application B, the developer installs application A and application B on both device 1 and device 2. During the test, application A on device 1 creates a distributed file X, and application B on device 2 creates a distributed file Y.
Which of the following descriptions of this scenario is wrong?

  1. If Device 1 and Device 2 are logged in to different HarmonyoS accounts, distributed file sharing cannot be implemented
  2. If device 1 runs out of power and causes the device to go offline, distributed file X cannot be accessed
  3. With distributed file services, application A on device 1 is able to read and write file Y on device 2
  4. Application A and Application B need to apply for ohos.permission.DISTRIBUTED_DATASYNC permissions to use the full functionality of the distributed file service

Answer(s): C






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