Back Up and recovery Introduction
In this modern era, data has become the needs of business people, due to which it is very important for them to manage data .there are various types of attacks that can destroy the data. To avoid these threats, people choose some strategy called Back Up and recovery.
Backup:
A method to protect data from destruction is called data security. But for this a separate copy of the data is created and stored in a spread location so that the data cannot be destroyed. In case it can be restored again, this types of backup is called
Categories of back up
Extra Backup:
It takes a backup of this type of data so first of all it takes a back up of last chapter.
Minus Backup:
It completely back up the changed data and then copies it.
Reflection backup:
Creates identical copies of data in real-time while modifying the derived data.
Recovery
Recovery is the process of bringing the lost data back to its correct state and making it efficient is called recovery. Thus there are many types of recovery through which we can bring the back to its state.
The types of recovery
Recovery of file level:
Recovery specific files and folders that have been damaged due to an error is called file- level recovery.
System recovery:
System recovery restores tools and settings that may have been corrupted due to an error.
Advantages of Backup and recovery
Protect of data:
The main advantage of backup and recovery is that data is protected from various threats.
Make –up and recovery protects data from cyber attacks and protects data. And if someone tries to attack data, the data is deleted and later recovered.
Compliance and legal arguments:
Many entrepreneurs such as Saints Factories and other companies must maintain makeup and recovery to save data. So backup and recovery is very important for this.
Disadvantage of backup and recovery
Costs:
The biggest disadvantage of backup and recovery is that huge amount of money is used for it.
Hard work:
Another disadvantage of backup and recovery is that it is more labor intensive which requires more workers, which leads to many difficulties.
Waste of Time:
A third disadvantage of backup and recovery is that it is time-consuming and requires time to install, so people get tired of it and don’t use it.
