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PostScript is a page description language run in an interpreter to generate an image. [6] It can handle graphics and has standard features of programming languages such as branching and looping. [6] PDF is a subset of PostScript, simplified to remove such control flow features, while graphics commands remain. [6]
Hard copy replacement: PACS replaces hard-copy based means of managing medical images, such as film archives. With the decreasing price of digital storage, PACS provide a growing cost and space advantage over film archives in addition to the instant access to prior images at the same institution. Digital copies are referred to as Soft-copy.
Hard-copy proofing usually involves ink-jet printing or other technologies (i.e. Laminate Proof [6]) to produce high-quality one-off copies of the production artwork. Soft proofing usually involves highly color accurate wide-gamut computer displays. "The printed proof is a dispassionate simulation of the ultimate output – a CMYK press sheet.
Diagram of software under various licenses according to the and their : on the left side " ", on the right side " ". On both sides, and therefore mostly , "free download" (). A software license is a legal instrument governing the use or redistribution of software. Since the 1970s, software copyright has been recognized in the United States.
The term "hard copy" predates the digital computer. In the book and newspaper printing process, "hard copy" refers to a manuscript or typewritten document that has been edited and proofread and is ready for typesetting or being read on-air in a radio or television broadcast. The old meaning of hard copy was mostly discarded after the ...
Listing (computer) Extract of a BASIC listing. Listing of a long computer program from 1970s, printed by a line printer on fan-fold paper and bound in a binder. A listing or program listing is a printed list of lines of computer code or digital data (in human-readable form).
E-commerce. An ebook (short for electronic book), also spelled as e-book or eBook, is a book publication made available in electronic form, consisting of text, images, or both, readable on the flat-panel display of computers or other electronic devices. [1] Although sometimes defined as "an electronic version of a printed book", [2] some e ...
In this sense, freedoms refers to the use of the work for any purpose, and the ability to modify, copy, share, and redistribute the work, with or without a fee. Licenses which implement copyleft can be used to maintain copyright conditions for works ranging from computer software , to documents , art , and scientific discoveries, and similar ...