Practice exercise

  1. Which of the following are true statements about the SecureFiles?
    1. It requires ASSM-enabled tablespace.
    2. A BFILE type column in a table can be declared as SecureFiles.
    3. A SecureFile is not affected by the LOB index contention.
    4. SecureFiles use a new cache component of the buffer cache to hold the LOB data.
  2. Identify the incorrect statement about the compression feature in SecureFiles.
    1. Compression might hit performance during the LOB write operation.
    2. Compression of SecureFiles is a part of the advanced compression feature in Oracle.
    3. Possible degrees of compression can be MEDIUM and HIGH.
    4. Oracle compresses all the LOB data at high priority, if the feature has been enabled for a SecureFile.
  3. The compression feature can be enabled only for encrypted ...

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