The Star was one of the inspirations for the original Mac when Steve Jobs toured the center and became enamored with the interface. PARC also developed laser printers, Ethernet, PostScript and object-oriented programming. Error checking at a basic level, where every byte has some self-checking number attached to it. Parity checking can be used in hardware for maintaining information in RAM chips. A subdivision in memory or on a hard drive.
Partitions are areas that are treated separately even though they are on the same drive physically.
You'll even get a separate icon on the desktop for each part ition. In RAM, partitions are simply amount of memory reserved for use by particular applications. You can change the size of an application's memory partition in its Get Info box, accessible from the desktop. A language created by a Swiss computer scientist named Niklaus Wirth and developed at UC San Diego that was popular at the time the Mac was being created. It's much harder than HyperTalk, but yields faster programs.