What is Backup and Restore, types of backup, archiving this is what I am going to explain you in details in Hindi.
What is Backup
Backup is a process of copying or archiving files and folders for the purpose of being able to restore them in case of data loss.
Data loss can happen in many ways like hardware\software failure or due to any disaster or catastrophic events.
There might be chances where we feel like the data we have stored might become corrupt, recently the WannaCry ransomware attacks created an havoc by encrypting the files of computer and asking for ransome.
Restore is a process to copying the backed up files to the original or different location.
Types of Backup
There are many types of backup generally you can consider if you want to learn it more technically however main four types of backup I will explain to you.
1. Normal Backup
2. Full Backup
3. Incremental Backup
4. Differential Backup
Normal backup : is nothing but just to copy paste the files from one location to another
Full Backup : Full backup is the complete backup of the system.
Incremental Backup : is the backup of the files and folders which has been changed since from last backup.
Differential backup : is the backup of the files and folders changed since from last full backup.
Backup Schedule : is the regular time or day in which backup job runs.
Backup Window : is the time in which backup need to be completed.
Retention Period : is the duration of time for which the backup need to be stored.
Storage Device\Media : can be of many types, basically its divided in two categories disks and tapes based
Archiving : is the process to backup the data and store in some location where you do not want to access it frequently
Famous Backup Software and Companies
Microsoft Windows : Windows Backup and Restore, NTBackup
Veritas Software : Netbackup, Backup Exec
HP : HP data protector
IBM : IBM TSM
EMC : EMC Networker etc
Link to the presentation
Please watch the complete video for proper understanding.
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