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220-802 · Question #367

Which of the following would be the QUICKEST means of removing data from a hard drive, when there is no consideration regarding the total destruction of the data?

The correct answer is A. Standard format. A standard format is the quickest method to make a drive appear empty because it only rewrites the file system metadata without overwriting actual data blocks.

Hardware

Question

Which of the following would be the QUICKEST means of removing data from a hard drive, when there is no consideration regarding the total destruction of the data?

Options

  • AStandard format
  • BLow level format
  • COverwrite program
  • DDrive wipe

How the community answered

(35 responses)
  • A
    89% (31)
  • B
    6% (2)
  • C
    3% (1)
  • D
    3% (1)

Why each option

A standard format is the quickest method to make a drive appear empty because it only rewrites the file system metadata without overwriting actual data blocks.

AStandard formatCorrect

A standard (quick) format reinitializes the file system structures such as the partition table and file allocation table, marking all space as available, without writing to data areas of the disk. This process completes in seconds or minutes regardless of drive size. Because it does not destroy the underlying data, it is the fastest option when data destruction is not a concern.

BLow level format

A low-level format writes patterns across every sector of the drive, which is extremely time-consuming and used when thorough data destruction or bad sector remapping is needed.

COverwrite program

An overwrite program performs multiple write passes over all data sectors to securely destroy data, which is slower than a standard format.

DDrive wipe

A drive wipe uses DoD-compliant multi-pass overwriting to ensure data cannot be recovered, making it one of the slowest methods.

Concept tested: Standard format speed vs. secure data destruction methods

Source: https://learn.microsoft.com/en-us/windows-server/administration/windows-commands/format

Topics

#data removal#drive format#standard format#data sanitization

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