It means that you open an existing text file using an application like Notepad, Word, Excel etc.
Notepad files aren't something that just pop up on your system. You have to make them through the program called Notepad, which can be found at Start>All Programs>Accessories>Notepad. Once you have made the notepad document, you can save it somewhere on the computer, and then it is an editable Notepad file.
Notepad and disk defragmenter do not use the same resources. However, Notepad can be used to open disk defragmenter from the system file.
Launching a notepad window is mostly the same on Windows 8 except that without a dock / start screen patch program, you will have to launch it via the start page. The easiest way to do this is to press the windows key then type "notepad", the only remaining tile should be the notepad executable tile. To open an existing HTML document with Notepad, you can still right click the file and click "edit" to open in Notepad.
NotePad is a text editor that automatically comes installed on all Windows operating systems. Therefore, there are no system specifications for this program.
the existing system in excell is workbook.
it means: "the notepad"
notepad is default software from windows you can make blog template, html document, registry ., etc
Linux is an operating system much like Microsoft Windows is. What mounting on this system mean is an additional filesystem was attached to the existing filesystem.
at present what the people are using is nothing but existing system
There are free software for this, like Composer, or you can use a simple text editor, like Notepad.
Photoshop and Dreamweaver. A notepad if you want to have content management system.