Check About This Mac From the Apple ( ) menu in the corner of your screen, choose About This Mac. The version of your operating system appears beneath âmacOSâ or âOS Xâ in the window that opens.
Source Code Definition. Source code (also referred to as source or code) is the version of software as it is originally written (i.e., typed into a computer) by a human in plain text (i.e., human readable alpha numeric characters).ource Code Definition. Source code (also referred to as source or code) is the version of software as it is originally written (i.e., typed into a computer) by a human in plain text (i.e., human readable alpha numeric characters).
The logic is that the .c source file contains all of the code and the header file contains the function prototypes, that is, just a declaration of which functions can be found in the source file.