It might take considerable bargain of time resetting dell to factory settings based on the info amount it has. But in case you decide to go for and online storage disc then you may have a less control of it.
I would like to suggest that you start thinking about computer backup the same way you do about insurance. I know that insurance is something that we don't like to talk about, but we all pay it. I don't get in my car in the morning thinking that I'm going to get in an accident, but I did just pay my renewal fees for car insurance. I also don't think that my house is going to burn down tomorrow, or that we're going to have a theft, but of course my property is insured. The same can be said for computers. None of us expect our computers to go down and wipe out all our information. But the reality is this: there are only two types of computer users in this world - those that have suffered a computer failure, and those that will.
Finally, you can also back up your data online if you have a high speed internet connection and can afford to purchase an data backup companies service.
Data Backup - Online: there are a myriad of websites that allow you to backup your data, some even have free allotments (as much as 100GB for free!). Check out the great comparison chart over at lifehacker. Personally I am a big fan of Syncplicity which allows up to 2GB in free backups that synch automatically from your computer to their website.
Online backup solutions help you protect valuable data that is lost if there's an earthquake, flood or other natural disaster. Using online solutions allow you to protect all your valuable date so you can get back up and running again as soon as possible and still have all the files that you need to work with.
By having a great hard drive backup tool, you can protect your system and files with extra security in case your computer's hard drive crashes or your system is ruined. Why risk losing your