Select the first letter of the word from the list above to jump to appropriate section of the glossary or type the term on which you want to search.

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personal computer

see PC.

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PgDn key

see Page Down key.

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PGP

(Pretty Good Privacy) a free security application developed by Phillip Zimmerman that allows users to email files anywhere in the world. The program includes a feature that lets the sender know the files were received and that they actually came from the sender. Additionally, PGP Security offers a complete line of network security software, available from Network Associates of Santa Clara California.

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PgUp key

see Page Up key.

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Photo CD

a proprietary format for the digital storage of photographs developed by Kodak. A special Photo CD Player along with special software is needed to read the discs.

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photo scanner

an optical scanner that specializes in scanning photos. Photo scanners usually offer better resolution than conventional scanners.

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PhotoShop

a popular image editing program produced by Adobe that allows a user to create original artwork, retouch or dramatically modify photographs, and create special effects for a wide variety of projects such as magazines, books, posters, or Web pages. Many artists feel PhotoShop is the standard by which other image editing software is judged.

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phreaking

similar to hacking, only the phreaker’s goal is to access a phone system for the purpose of making free long distance calls. see cracker, hack, hacker.

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physical

1. relating to computer hardware.
2. in contrast to virtual, or a computer generated world, physical refers to the tangible world. For example, some netizens have expressed the desire to leave the physical world for a full time existence in cyberspace.

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PIF

(Program Information File) in DOS and Windows, a file that contains instructions on how to run a program other than DOS or Windows.