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70-484 · Question #66

70-484 Question #66: Real Exam Question with Answer & Explanation

The correct answer is A. Background Transfer. To provide a consistent experience when downloading larger media (video and music) with an operational lifetime that may span beyond multiple app suspensions and/or changes in network availability, your app can use Background Transfer. You can now use XMLHttpRequest to upload or

Question

You are developing a Windows Store app to connect to a server and download files that are larger than 500 MB to the local file system. You need to recommend a technology to download the files. Which technology should you recommend? (More than one answer choice may achieve the goal. Select the BEST answer.)

Options

  • ABackground Transfer
  • BXML HTTP Request
  • Cweb Sockets
  • DHTTP Client

Explanation

To provide a consistent experience when downloading larger media (video and music) with an operational lifetime that may span beyond multiple app suspensions and/or changes in network availability, your app can use Background Transfer. You can now use XMLHttpRequest to upload or download objects that are larger than a few MB, such as Blob objects and FormData objects, which may take a long time to complete. Because apps can be terminated at any time, you should consider using the Windows Runtime background transfer APIs for these operations.

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