There are several reasons for data loss such as a virus or a problematic application, and human errors on the error in the processing of the file, or an error on our operating system, preferred backup file image or document file organization's business because it is very important.
Data backup has become an important task for us because it is very beneficial both in business, loss of data will often be felt in terms of the costs arising and any effort method we choose. Because the backup file is one of the safest methods to protect these data, it would not have thought that we could be errors in storage or bad sectors or suddenly become a failure.
Data backup is copying the contents of a file on disk to another storage media such as floppy disks, magnetic tape, optical disk external hard drives and other. after copying the file data to media while it is necessary to take these data into this thing called disk restore.
before doing data backups thing to note we need to check the consistency of the data by comparing the data to the directory structure with data on the block and if errors are found then the program will try to correct, checking consistency of data is called a recovery because the data is at the heart of the company and to protect the organization's data, it is necessary to plan the implementation of data backup and recovery, file backup can protect against accidental loss of user data, database error, hardware failure, and even natural disasters.
Make a Backup and Recovery Plan
Backup Plan
there are some things that must be considered in making a backup plan, namely:
Do you have the equipment to perform backups? we should have in the backup storage hardware to perform backups. to perform timely backups we need some backup devices and several sets of backup media. backup hardware includes tape drives, optical drives, and removable disk drives
How often does the data change? the changes could affect your decision on how often he had to be supported as an example of data that changes daily should be backed up every day.
Basic and Backup Type
Normal / full backups of all the files that have been selected are supported regardless of the setting of the archive attribute. if the file is later changed this attribute is set which indicates that the file needs to be boosted.
Copy all the backup files that have been selected are supported regardless of the setting of attributes, is not like a normal backup archive attribute on files is not modified. this allows you to perform other types of backups on the file later.
Different backup is designed to make backup copies of files that have changed since the last normal backup.
We need to find that a few weeks or months could anyone notice before that file or data source is lost. so do not forget that you also may want to make extra sets of backups for the month-period.
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Selecting Backup Devices and Media
Most are available for backing up data. there is a rapid and expensive. The backup solution is right for your organization depends on many factors, including the following:
Capacity
Expansion
Speed
Costs
Solutions For General Reserves
If you all have to understand how to troubleshoot problems that arise and affect your organization, then you will be on track to select which backup solution trough several backup solutions are often used include:
tape drives, tape systems tape auto loader system, removable disk, the disk drive.
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