| Creating backup for the data on an electronic device | | | | ROM however, cannot be altered. This makes them |
| like a computer or a digital camera is very important. | | | | more ideal for storing permanent data. There are also |
| Most electronic equipments are bound to suffer | | | | other advantages from using CD ROMs for storing |
| crashes, leading to the erasing of all the data within. | | | | backup data: they have a high shelf life, they are not |
| Creating backup for the data enables not only | | | | affected by magnetic fields, and they can be taken |
| storage but also effective retrieval of the data | | | | through airport security without any problem. They |
| whenever required.There are many backup devices, | | | | are nevertheless fragile and require careful |
| including floppy disks, hard disks, other computers on | | | | handling.CD-ROM recorders or writers have now |
| the network, compact disks, and DVDs. Each of | | | | become very inexpensive. A basic model is available |
| these has its own conveniences, risks and capacities. | | | | for a price below $1,000 while those with optical |
| Use of these devices depends on several factors: | | | | drivers are more expensive. These days, most |
| the amount of data to be stored, the frequency at | | | | backup software programs are compatible with |
| which the data is altered, presence of other backup | | | | CD-drives and CD-recorders. There are many kinds |
| devices, and the kind of files that need to be | | | | and brands of backup software programs available. |
| stored.CD ROMs are one kind of a removable backup | | | | These are compatible with basic Windows NT/2000 |
| device. CDs are being increasingly used for storing | | | | configurations. Prices range from $30 to $3,700 or |
| files as they are inexpensive, easy to store, easy to | | | | more, depending on the options and the features |
| transport, and have varying storage capacities. Some | | | | available. Veritas, Symantec, Acronis, Dantz, and |
| CD ROMs can take as much as 700 MB of data. | | | | Stomp are some of the popular brands in CD ROM |
| They are also relatively safer than floppy disks or | | | | backup software. |
| hard disk on the system. The data stored on a CD | | | | |