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Unix ia an the operating system of the windows which was first developed in the Year of 1960, and now has been under the constany.develpment eversince.
Operating system mean that suite or collections instructions and programs which make apple the computer system to work of our requirements.
Unix Relationship with Readcash;
As unix is the first step of windows, if window were not available then we cannot use the Readcash as we are using in the graphical user interface, we need to become a hard knowledge of the command prompt that then we cannot use readcash.
without the Unix or windows
interface of windows
True nice