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"A PDP-5 computer was used very successfully aboard Evergreen [NB 1] for ..." [7] all of which described the same PDP-5 used by the United States Coast Guard. The architecture of the PDP-5 was specified by Alan Kotok and Gordon Bell; the principal logic designer was the young engineer Edson de Castro [8] [9] who went on later to found Data General.
PCMCIA—Personal Computer Memory Card International Association; PCM—Pulse-Code Modulation; PCRE—Perl Compatible Regular Expressions; PD—Public Domain; PDA—Personal Digital Assistant; PDF—Portable Document Format; PDH—Plesiochronous Digital Hierarchy; PDP—Programmed Data Processor; PE—Physical Extents; PE—Portable Executable
A human computer, with microscope and calculator, 1952. It was not until the mid-20th century that the word acquired its modern definition; according to the Oxford English Dictionary, the first known use of the word computer was in a different sense, in a 1613 book called The Yong Mans Gleanings by the English writer Richard Brathwait: "I haue [] read the truest computer of Times, and the best ...
Computer Graphics: Principles and Practice is a textbook written by James D. Foley, Andries van Dam, Steven K. Feiner, John Hughes, Morgan McGuire, David F. Sklar, and Kurt Akeley and published by Addison–Wesley.
A computer file is a resource for recording data on a computer storage device, primarily identified by its filename. Just as words can be written on paper, so too can data be written to a computer file. Files can be shared with and transferred between computers and mobile devices via removable media, networks, or the Internet.
A-level Computing/AQA/Computer Components, The Stored Program Concept and the Internet; A-level Computing/AQA/Paper 2/Fundamentals of computer systems/Relationship between hardware and software; A-level Computing/AQA/Print version/Unit 2; A-level Computing/AQA/Paper 2; Template:CPTNavigationP2; Sylheti/Printable version; Sylheti/Vocabulary ...
Portable Document Format (PDF), standardized as ISO 32000, is a file format developed by Adobe in 1992 to present documents, including text formatting and images, in a manner independent of application software, hardware, and operating systems.
In computing, a directory is a file system cataloging structure that contains references to other computer files, and possibly other directories. On many computers, directories are known as folders or drawers , [ 1 ] analogous to a workbench or the traditional office filing cabinet .