9L0-064 試験問題を無料オンラインアクセス

An administrator would like to prevent data recovery software from retrieving any files from a deleted user. Which option is the most efficient choice?

• A.Delete the user using the "Delete the home folder" with the erase home folder securely option enabled.
• B.Turn on FileVault 2, wait for encryption to finish, then delete the user.
• C.Startup in OS X Recovery then open the Disk Utility. Choose the startup volume and erase the entire volume using a security option the writes zeros across the entire volume.
• D.Save the deleted user in a disk image, then use the Terminal to secure delete the image.

Mark's MacBook Air displays a gray screen and will not complete startup. What should you try first to resolve this issue?

• A.Reset PRAM/NVRAM
• B.Single User
• C.Verbose mode
• D.TargetDiskMode

In which of the following scenarios would it be necessary to use Repair Disk Permissions in Disk Utility to resolve the issue?

• A.Cannot complete an OS X Mountain Lion install.
• B.Computer fails to power on.
• C.Cannot open one Numbers document. Other Numbers documents open without issue.
• D.Cannot install any application into /Applications.

Chad decides to encrypt his existing Time Machine backup on an external disk. How should he proceed?

• A.Use the Time Machine preferences to re-select the backup disk then select the "Encrypt backup disk checkbox.
• B.Erase the disk using the Disk Utility then start a new Time Machine backup.
• C.Get info on the Time Machine backup disk then select the "Enable encryption" checkbox.
• D.Enable FileVault 2 on the startup disk to automatically encrypt the Time Machine backup.

Dave has recently purchased a third party router, and now finds he can no longer host video chats. What section of the Messages Connection Doctor will allow him to detect if the router is configured correctly?

• A.Show Detail
• B.Firewall
• C.Statistics
• D.Network Status