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SK0-005 · Question #254

A backup application is copying only changed files each time it runs. During a restore, however, only a single file is used. Which of the following backup methods does this describe?

The correct answer is B. Synthetic full. This is the best description of a synthetic full backup method because it creates a full backup by combining previous incremental backups with the latest backup. An incremental backup copies only the files that have changed since the last backup, while a full backup copies all…

Security and disaster recovery

Question

A backup application is copying only changed files each time it runs. During a restore, however, only a single file is used. Which of the following backup methods does this describe?

Options

  • AOpen file
  • BSynthetic full
  • CFull incremental
  • DFull differential

How the community answered

(26 responses)
  • A
    4% (1)
  • B
    81% (21)
  • C
    4% (1)
  • D
    12% (3)

Explanation

This is the best description of a synthetic full backup method because it creates a full backup by combining previous incremental backups with the latest backup. An incremental backup copies only the files that have changed since the last backup, while a full backup copies all the files. A synthetic full backup reduces the storage space and network bandwidth required for backups, while also simplifying the restore process by using a single file.

Topics

#Backup methods#Synthetic full backup#Data recovery#Disaster recovery

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