Most screensavers on Linux are modules run by Xscreensaver:
http://en.wikipedia.org/wiki/XScreenSaver
I don't know exactly how to convert a program to a module, check the Xscreensaver documentation.
The source code for the Linux kernel is hosted at kernel.org.
There are several SQL servers available for Linux. You can get the source code for MySQL and PostgreSQL from their respective websites.
Linux is referred to as "open-source" precisely because it is. Open-source is the ability for anyone to view the code necessary to make the program. The Linux kernel, and most of the programs that are available for it, have their source code available, under a variety of licenses.
Linux
Linux Torvalds made the source code to the Linux kernel available because he wanted both for it to serve as a learning tool, and to convince people to work on it.
Students understand the source code for the operating system and how Linux works without complications.
Students understand the source code for the operating system and how Linux works without complications.
yes.
To convert source code (.c file) to an executable (.exe) file you have to use a compiler, which is a translator of source code to machine code.
Linux
Linux
"Linux is a computer operating system, like Windows." "Linux is an OS, but the code for it is open source, meaning it is available to anyone and can be manipulated by any user."