By Dan Miller
Many of us who make use of computers may have experienced loss of data loss at some point of time and so will be able to appreciate the significance of online backup. Just a power cut or a surge while we are running the computer may cause some loss of data, and depending on the type of work we were doing, it may be a matter of some annoyance or something more extensive like loss of one day's work and thereby loss of income.
One of the most important assets for a person or business is the large amounts of data that is accumulated over a long period of time. There may be accounting records, contacts and correspondence letters, contract details, photos, or something else of great value to an individual or business.
The cost of a computer itself does not reflect the whole value of it. What is more important is the value of information saved in the computer. This information can be work or business related records. This brings up the invention of remote backup.
You may be aware that, there are things that we cannot control. These may lead to loss of data or sometimes you may lose your computer itself. Some of the examples are hard drive collapses; data getting corrupted, natural calamity, sabotage and individuals causing some error. They are all severe threats that can very easily wipe out years of hard work and may even cause the collapse of a business.
In the event of data loss it becomes very important that the individual or business had some sort of disaster recovery plan. There are many risks to not keeping a copy of your work either on-site in a local backup or off-site in an online backup. Without some sort of disaster recovery plan you're almost guaranteeing a headache for someone when they go looking for a file that isn't there and can't be recovered because someone didn't do their backup. The benefits of an off-site online backup is in the event of pretty much any disaster you can retrieve your data with only a little effort on your behalf.
Standard data backups involve storing the information on tape. One can utilize external drives, DVDs and CDs as well. Such methods are extremely tedious, time consuming, and unreliable. (More than half of all tape restores turn out to be unsuccessful.) Additionally, in order to protect the files from such risks as flooding, burglary and fires, they ought to be kept in a separate location, although this is generally not done.
Lots of people who use computers have lost data at one time or another and therefore can realize the necessity for online backup. Many computers contain information that is worth much more than the value of the computer system itself. This is especially true for people who store work-related data on their computers. Any computer is at risk to data threats, and disaster recovery may be required at any time. Remote backup systems are very important for such people, so that their data can be protected no matter what happens to the computer.
8/15/2008
Online Backup For Peace of Mind
8/13/2008
The Best Way to Back Up Data Files
By Mikkel Andersen
People usually store important files on their local hard drives, files that they cannot afford to lose.
A computer is a great machine, no doubt, but as any technical device, they can break. Some times your computer might not be responding correctly, and even though you think you have saved your files, they are gone the next time you boot your PC. This happens to a lot of people every day. Luckily, there are ways to make sure we do not lose our precious data.
There are many ways to back up your data. Floppy discs, CDs, DVDs, external hard drives, the internet - the list goes on. But what storage device is the most secure one?
CDs, DVDs and other discs can all break pretty easily. Spill a drink on them and you might not see your files ever again. Things like these can happen to most storage devices, the physical ones at least.
The safest and most secure storage device is most likely the internet. A website made for remote backups. These websites are operated by professional people who know what they are doing, and no matter what happens in your home or office, the internet never breaks. It will be right there waiting for you with your files when you need them again.
So my advice to anyone who needs a place to store their data backups; Find a nice and secure website managed by experts. In this way, your data is avaliable any time, any where - safety guaranteed.
Recovery of Data Dependencies
By Kris Lee
Today, many companies have to deal with problems in maintaining legacy database applications, which were developed on old database technology. These applications are getting harder and harder to maintain. Re-engineering is an important means to address the problems and to upgrade the applications to newer technology (Hainaut, Englebert, Henrard, Hick, J.M., & Roland, 1995).
However, much of the design of legacy databases including data dependencies is buried in the transactions, which update the databases. They are not explicitly stated anywhere else. The recovery of data dependencies designed from transactions is essential to both the re-engineering of database applications and frequently encountered maintenance tasks. Without an automated approach, the recovery is difficult and time-consuming. This issue is important in data mining, which entails mining the relationships between data from program source codes. However, until recently, no such approach was proposed in the literature.
Recently, Hee Beng Kuan Tan proposed an approach based on program path patterns identified in transactions for the implementation of the most commonly used methods to enforce each common data dependency. The approach is feasible for automation to infer data dependencies designed from the identification of these patterns through program analysis (Muchnick & Jones, 1981; Wilhelm & Maurer, 1995).
Data dependencies play an important role in database design (Maiser, 1986; Piatetsky-Shapiro & Frawley, 1991). Many legacy database applications were developed on old generation database management systems and conventional file systems. As a result, most of the data dependencies in legacy databases are not enforced in the database management systems. As such, they are not explicitly defined in database schema and are enforced in the transactions, which update the databases. Finding out the data dependencies designed manually during the maintenance and re-engineering of database applications is very difficult and time-consuming. In software engineering, program analysis has long been developed and proven as a useful aid in many areas. This article reports the research on the use of program analysis for the recovery of common data dependencies, that is, functional dependencies, key constraints, inclusion dependencies, referential constraints, and sum dependencies, designed in a database from the behavior of transactions.
8/11/2008
Remember to Back Up Your Files
By Alton Hargrave
Nothing seems less important than backing up your files when you are in a hurry to develop your online business. There is the feeling that there will always be time later to back up the work you put so much effort into. Then, it happens! Your computer fries or you find that you depended upon your hosting service to keep reliable backup copies and they have let you down.
Whatever the case, taking the time to see that all your websites are kept backed up is one of the best investments you can make for yourself and your business.
Not only should you have a copy of the website files on your server, but you ought to keep a backup copy on your computer or on a disc. However you set things up, just be certain that in the event of a disaster, you have a way to restore your websites.
Some sites change every day and therefore may need a backup daily or weekly. Even if you don't have the very latest version of your site, having a recent copy makes all the difference. Other sites may not need a backup done but once a month. Some sites use a database of some sort and may need daily backups to keep up with memberships or sales that have been made.
If you have many sites, you may find it more convenient to obtain a software that would manage running updates for you on a regular basis. You will find many online discussions that detail different methods of managing and storing backups, but keep in mind that most of them will be fine. Just be certain that you do decide on a method and use it.
If you have an online business, rest assured that the day will come that you will have to rely on your stored backups.
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8/10/2008
Computer Back Up - Take Care of Your Data
By Victor C.
You have to pay close attention to the risk of data loss in order to safeguard your business. This is critical because all the emails and other kinds of information are at risk all the time which could be a real threat for your business. Drive failure, fire and/or viruses are some of these threats that you should always be aware of.
Losing important information in your business can be a serious problem because it could take you years to recover from. Even the acknowledgment of these potential calamities, most of small and medium companies don't have any data or computer backup plan and when some problem appears, they live literally in hell for months trying to figure out a way to recover such important information. You can see the difference and peace of mind that get the owners of companies that implemented a data recovery program.
Some of the most common or traditional ways of saving your data is the use of optical drives or magnetic tapes. However, many companies have been forced to find new alternatives because the risk of losing data due to natural calamities is something that scares most owners. One alternative that is becoming very popular is the offsite data storage. Yes, the normal backup methods have been effectively used by many companies for years, but these methods rely heavily in the human intervention which is a risk taken since natural disasters can occur at ant time where human intervention have very few chances to fight. You can remember the September, 11th or Katrina disasters where many businesses lost almost everything and went out of business or at least took a lot of effort to recover from.
Also, you need to consider the number of cyber crimes hat have been taken place by many hackers. This has make offsite data storage a real need for everybody.
This alternative of offsite data backup is really a great option because the first thing they do is to encrypt all your data. After this, the data is sent to an offsite storage area; this transmission of data is of course encrypted as well in order to make sure nobody can intercept you valuable information. Finally, once the data is securely stored, a copy of your data is safely kept in another location to assure that your data is completely safe
Yes, offsite data backup has been an expensive option compared to other means of data backup and only large corporations have been able to afford such costs. However, with the advance of technology and the speed of data transmission through internet, the overall data transmissions have also increased which has allowed providers to lower the costs of this offsite data storage services that will make it available for more and more small companies with the pass of the time.
If you want to live without worries, you need to apply a good data back up system in your company. Your data need to be safe at all times. You can find several computer backup reviews online. Just serach the internet for a few minutes and you'll find great resources. And of course you'll find the PC Backup Review that is adequate for your particular needs.
