1 Become a volunteer fireman. 2  You will still have to meet the basic requirements of being a fireman, but won't be compensated for your efforts. 3  If you're already doing this, it will make it easier for you to get hired as a fireman, but if this is your career goal, you should want to be a salaried employee.
Computers using a Windows operating system have a Windows flag/Start icon in the lower left corner of the screen. Computers using a Macintosh operating system have an Apple icon in the upper left corner of the computer screen.
Examples of Operating Systems. Laptops, tablets, and desktop computers all run operating systems that you've probably heard of. Some examples include versions of Microsoft Windows (like Windows 10, Windows 8, Windows 7, Windows Vista, and Windows XP), Apple's macOS (formerly OS X) Chrome OS, and flavors of the open source operating system Linux.