Which two types of data should be backed up before troubleshooting a computer for a customer? (Choose two.)

Which two types of data should be backed up before troubleshooting a computer for a customer? (Choose two.)

  • BIOS system file
  • driver files for the hard disk
  • Internet Explorer favorites files
  • Windows operating system files
  • documents that are created by the customer
    Explanation:

    Only customer created data is necessary for backup as a precaution to the troubleshooting process.

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