Nonstop backup, Nonstop protection, Online backup – Acronis True Image 2015 - User Guide User Manual
Page 146: Recovery, Sync, Validation, Version of synced file
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N
Nonstop backup
Nonstop backup actually is a disk/partition or 
file backup that is created using the Acronis 
Nonstop Backup feature. This is a set of one 
full backup version (p. 145) and a sequence of 
incremental backup versions (p. 145) that are 
created at short intervals. It gives almost 
continuous protection of data, that is, it allows 
recovery of previous data state at any 
recovery point you need. 
Nonstop protection
Nonstop protection - the process that the 
Nonstop Backup feature performs when it is 
turned on. 
O
Online backup
Online backup - a backup that is created using 
Acronis Online Backup. Online backups are 
stored in a special storage named Acronis 
Cloud, accessible over the Internet. The main 
advantage of an online backup is that all 
backups are stored on the remote location. It 
gives a guarantee that all backed up data will 
be safe independently of a user local storages. 
To begin to use Acronis Cloud a user should 
subscribe to the service. 
R
Recovery
Recovery is a process of returning of a 
corrupted data to a previous normal state 
from a backup (p. 144). 
S
Sync
1. The same as Data synchronization (p.
2. Sync settings which were configured on
the sync owner's computer. A created 
sync is managed using the corresponding 
sync box. Sync creation does not mean 
start of sync process. Other users may join 
a created sync. 
V
Validation
An operation that checks whether you will be 
able to recover data from a particular backup 
version (p. 144). 
When you select for validation…
a full backup version (p. 145) - the 
program validates the full backup version 
only. 
a differential backup version (p. 145) - the 
program validates the initial full backup 
version and the selected differential 
backup version. 
an incremental backup version (p. 145) - 
the program validates the initial full 
backup version, the selected incremental 
backup version, and the whole chain (if 
any) of backup versions to the selected 
incremental backup version. If the chain 
contains one or more differential backup 
versions, the program validates (in 
addition to the initial full backup version 
and the selected incremental backup 
version) only the most recent differential 
backup version in the chain and all 
subsequent incremental backup versions 
(if any) between the differential backup 
version and the selected incremental 
backup version. 
Version of synced file
A state of a file which is located in a sync 
folder after each modification of this file. File 
versions may be stored on Acronis Cloud.