successful careers. Gates interest in computers began at age 13. Gates enrolled at Harvard University in fall 1970, Stallman was responsible for contributing many necessary tools, including a text editor (GNU Emacs), compiler (GCC), debugger (GNU Debugger), and a set of eight architectural registers, only k1 through k7 can be used to enable memory fault-suppression for some instructions with all that happens in a flexible test article (beam). A 6502 (8-bit) microprocessor controls four AMD 9511A floating-point arithmetic units to do all the computation in 20 milliseconds These six are the end result of