Assembly Language or Machine Code ?
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XML and HTML were combined into a single language, no more based mainly on SGML, which the World Wide Web Consortium approved as official specification with the name of HTML 5 in October 2014. Forth: a structured modular language, created by the astronomer Charles Moore in 1970. It is a medium-high level language, combining characteristics of assembly (of medium level) with those of a high level language. Never official. 1993: Veronica search engine for Gopher Protocol. Gopher: protocol developed at the University of Minnesota in 1991 (a gopher is the mascot of that university). 1991: release of Gopher Protocol (University of Minnesota). About 50 inventors or researchers (most of them from DARPA) showed the protocol and its problems to almost 250 qualified representatives from a number of corporations. 1983: Barry Leiner became Director of the Internet Project of DARPA. 1985: NFSnet (National Science Foundation), led by Dennis Jennings in 1985 and by Steve Wolff in 1986, made inter-operability with the Internet of DARPA (managed by the Internet Activities Board), extended TCP/IP, distributed costs for development and maintenance to other North American organisations, and helped to form a Federal Networking Council as a coordinator with international organisations (such as R. A. R. E. in Europe) through the Intercontinental Research Committee.
In 1986 there were 6 main nodes with connection speed of 56 Kb, in 1995 they had increaed to 21 main nodes with speed of 45 Mb, used by over 50 000 local area networks worldwide (29 000 of them located in North America). There have been about 2 000 known programming languages in the History of Computing (not counting dialects), about half of those languages for big computers and the other half for medium or small computers, but the vast majority of them have had a very restricted use. Then we suddenly ask the question, "But how did this bit get there? Early 80486 DX chips that were found to have defective FPU's were physically modified to disconnect the FPU portion of the chip, then sold as the 80486 SX (80486 SX 15, 80486 SX 20 and 80486 SX 25). An 80487 mathematic co-processor was available to 80486 SX users, which was essentially an 80486 DX with a working FPU and an extra pin added.
Early 1999: CSS2, Cascade Style Sheets 2, approved by the W. W. W. Consortium, then continued by it. 1996: creation of the World Wide Web Consortium, under leadership of Web's inventor Tim Berners-Lee and of Al Vezza, initially also led by the Computing Science Laboratory of the Massachussets Institute of Technology. 1976: Apple I, microcomputer of 8 bits (Apple Computer Corporation), based on MOS Technology 6502. 1976: CP/M, Control Programme for Microcomputers or Control Programme Monitor is marketed by Gary Kildall (Intergalactic Digital Research). 1976: microprocessor Texas Instruments TMS-9900 of 16 bits 1976: microcomputer PET Personal Electronic Transactor (Commodore), based on Zilog Z-80 A. 1977: microprocessor Signetics 2650 1977: microprocessor Fairchild F8 1977: microprocessor Mostek 3870 1977: microprocessors Motorola 6801, Motorola 6802 and Motorola 6809 1977: microcomputer TK (Sinclair), based on Zilog Z-80 A. 1977: microcomputer TRS-80 (Tandy Radio Shack), based on Zilog Z-80 A, input by keyboard or cassette tape, output by cathodic ray tube screen or cassette tape. 1976: first book on Arpanet, by Leonard Kleinrock.
September 1988: first Interop Trade Show, with over 5 000 technicians from about 50 private companies involved with TCP/IP. 1982: R1-XCON, first expert system for practical use, controlling computers to suit individual customer requirements, what is billiards by John Mc Dermott (Carnegie Mellon University and Digital Equipment Corporation). 1982: microprocessor Intel 80286 of 16 Megabytes of 32 bits (in IBM Personal Computer-AT). 1979: microprocessor Intel 8088 of 1 Megabyte of 8 bits. 1979: microprocessor Zilog Z-8000 of 16 Megabytes of 16 bits. 1975: microprocessor Zilog Z-80 of 64 Kilobytes of 8 bits (used in many microcomputers). The series would continue with microcomputers named CP and DGT. Like the IBM Personal Computer, the Osborne I had two drives for removable floppy disks of 5.25 inches, used to boot-strap the operating system and for storage (most microcomputers of those years had no fixed -hard- disk). 1984: microprocessor Intel 80386 SX of 4 Gigabytes of 16 bits 1984: microprocessor Intel 80386 DX of 4 Gigabytes of 32 bits (in Compaq 386, IBM Personal Computer and other microcomputers). 1989: microprocessor Motorola 68040 of 4 Gigabytes of 32 bits at 40 Megahertz. 1981: MS-DOS, Micro Soft Disk Operating System, of 16 bits (Microsoft Corporation, based on 86-DOS), initially identical to PC-DOS, but afterwards modified and continued only by Microsoft Corporation.
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