Computers have become more widespread than ever, with every business and organization usually relying to some extent on these information machines. They facilitate the performance of many otherwise tedious tasks within any organization, and really help to boost productivity.
For instance, there are programs called word processors for creating any sort of printed communication, from letters to memorandums. There are also programs called spreadsheets that can perform calculations and display data and results in tables and graphs.
There is also software available for making databases, which are organized collections of data such as transaction information, employee information, and so on. These databases make it easy to store important information in an easily accessible form.
Sometimes, confidential information might need to be stored digitally, in some form or other. When this is the case, there are usually built-in security measures to help keep the precious data protected. However, it might arise that a hard disk would be reallocated, or that the computer itself would be transferred to some other use.
In this case, it becomes necessary to completely...