Which four are true about RMAN backup sets? (Choose four.)

The correct answer is A. A backup piece can belong to only one backup set. C. A data file can be split into multiple sections stored in different backup pieces in the same backup D. Blocks from multiple data files can be contained in one backup piece, H. Blocks from multiple data files can be contained in one backup set. A backup set contains one or more binary files in an RMAN-specific format. Each of these files is known as a backup piece. A backup set can contain multiple datafiles. For example, you can back up 10 datafiles into a single backup set consisting of a single backup piece.

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Question

Options

AA backup piece can belong to only one backup set.
BA data file can be split into multiple sections stored in different backup sets.
CA data file can be split into multiple sections stored in different backup pieces in the same backup
DBlocks from multiple data files can be contained in one backup piece,
EA backup set can contain only one backup piece.
FA backup set must be written to media.
GA backup set must be written to disk.
HBlocks from multiple data files can be contained in one backup set,

How the community answered

(34 responses)

A
74% (25)
B
6% (2)
E
3% (1)
F
3% (1)
G
15% (5)

Explanation

A backup set contains one or more binary files in an RMAN-specific format. Each of these files is known as a backup piece. A backup set can contain multiple datafiles. For example, you can back up 10 datafiles into a single backup set consisting of a single backup piece.

Topics

#RMAN backup sets#backup pieces#multisection backup#backup architecture

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