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1Z0-821 · Question #218

You upgraded your server to Oracle Solaris 11 and you imported zpool (pool1) that was created in Solaris 10. You need to create an encrypted ZFS file system in pool1, but first you need to make sure…

The correct answer is A. The encrypted file system must have been created in Oracle Solaris11. B. If you plan to create an encrypted file system in an existing zpool, the zpool must be upgraded to C. ZFS encryption is integrated with the ZFS command set and no additional packages need to be F. Encryption is supported at the pool or dataset (file system) level. A (not H): You can use your existing storage pools as long as they are upgraded. You have the flexibility of encrypting specific file systems. B(not E): Can I enable encryption on an existing pool? Yes, the pool must be upgraded to pool version 30 to allow encrypted ZFS file…

Managing Data Storage

Question

You upgraded your server to Oracle Solaris 11 and you imported zpool (pool1) that was created in Solaris 10. You need to create an encrypted ZFS file system in pool1, but first you need to make sure that your server supports ZFS encryption. Which four statements are true for support of ZFS encryption?

Options

  • AThe encrypted file system must have been created in Oracle Solaris11.
  • BIf you plan to create an encrypted file system in an existing zpool, the zpool must be upgraded to
  • CZFS encryption is integrated with the ZFS command set and no additional packages need to be
  • DZFS encryption requires that the ZFS Dataset Encryption package be installed.
  • EIf you plan to create an encrypted file system in an existing zpool, the pool must be upgraded to
  • FEncryption is supported at the pool or dataset (file system) level.
  • GEncryption is supported at the pool level only for every file system in the pool will be encrypted.
  • HYou cannot create an encrypted file system in a zpool that was created prior to oracle Solaris11.

How the community answered

(20 responses)
  • A
    75% (15)
  • D
    5% (1)
  • E
    15% (3)
  • H
    5% (1)

Explanation

A (not H): You can use your existing storage pools as long as they are upgraded. You have the flexibility of encrypting specific file systems. B(not E): Can I enable encryption on an existing pool? Yes, the pool must be upgraded to pool version 30 to allow encrypted ZFS file systems and C(not D): ZFS encryption is integrated with the ZFS command set. Like other ZFS operations, encryption operations such as key changes and rekey are performed online. F (not G): Encryption is the process in which data is encoded for privacy and a key is needed by the data owner to access the encoded data. You can set an encryption policy when a ZFS dataset is created, but the policy cannot be changed.

Topics

#ZFS encryption#zpool upgrade#ZFS dataset#encryption requirements

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