QuestionQ235

Application Protocols

Which of the following are the two distinct file formats Microsoft Outlook uses to save email messages, depending on system configuration?

Each correct answer represents a complete solution.

Choose two
  • A .txt
  • B .pst
  • C .xst
  • D .ost
Explanation

Microsoft Outlook stores mailbox data in .pst files for POP and local/archive data, and in .ost files for offline synchronized copies of server-based mailboxes. Microsoft documents these as the Outlook data-file formats selected according to account configuration.

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