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CP/M, [3] originally standing for Control Program/Monitor [4] and later Control Program for Microcomputers, [5] [6] [7] is a mass-market operating system created in 1974 for Intel 8080/85-based microcomputers by Gary Kildall of Digital Research, Inc. CP/M is a disk operating system [8] and its purpose is to organize files on a magnetic storage medium, and to load and run programs stored on a disk.
Piccoline RC-759 [10] Pied Piper [11] PolyMorphic Systems 8813; The Portable Computer Co (AU) PortaPak; Profi - Soviet/Russian clone of ZX-Spectrum with extension grafic and 1024Kb RAM: CP/M plus in ROM; Processor Technology Sol-20 (optional) Pulsars Little Big Board
Gary Arlen Kildall (/ ˈ k ɪ l d ˌ ɔː l /; May 19, 1942 – July 11, 1994) was an American computer scientist and microcomputer entrepreneur. During the 1970s, Kildall created the CP/M operating system among other operating systems and programming tools, [5] and subsequently founded Digital Research, Inc. to market and sell his software products.
CP/M-86 was one of three operating systems available from IBM, with PC DOS and UCSD p-System. [5] Digital Research's adaptation of CP/M-86 for the IBM PC was released six months after PC DOS in spring 1982, and porting applications from CP/M-80 to either operating system was about equally difficult. [6]
The Secret Guide to Computers is a book on computer hardware and software techniques by Russ Walter. [1] The book was written to be useful in both teaching and professional environments. [2] Its goal is to describe everything necessary to become a "computer expert," covering philosophies, technicalities, hardware, software, theory, and practice ...
Digital Research, Inc. (DR or DRI) was a privately held American software company created by Gary Kildall to market and develop his CP/M operating system and related 8-bit, 16-bit and 32-bit systems like MP/M, Concurrent DOS, FlexOS, Multiuser DOS, DOS Plus, DR DOS and GEM.
Osborne, an author of computer books decided that he wanted to break the price of computers. The computer's design was based largely on the Xerox NoteTaker, a prototype developed at Xerox PARC in 1976 by Alan Kay. [2] It was designed to be portable, with a rugged ABS plastic case and a handle. [3]
MBASIC is the Microsoft BASIC implementation of BASIC for the CP/M operating system. MBASIC is a descendant of the original Altair BASIC interpreters that were among Microsoft's first products.