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Packet
A unit of transmitted information containing specific protocols and codes that allows precise sending and receiving of information from one networked node to another.
Pascal
A high level programming language developed in the early 1970's by Niklaus Wirth. Named after the 17th century mathematician Blaise Pascal who built one of the first mechanical adding machines. Noted for its highly systematic and methodical structure.
PCMCIA
Personal Computer Memory Card International Association. An international standards body and trade association with over 500 members founded in 1989 to establish standards for Integrated Circuit cards and to promote swapping among mobile computers where durability, low power, and small size are critical.
PDA
Personal Digital Assistant. A handheld device that combines computing, telephone/fax, and networking features.
Peer to Peer
A network computing system in which all computers are treated as equals on the network. Individual computers may share hard drives, CD-ROM drives, and other storage devices with the other computers on the network.
Perl
A popular programming language developed by Larry Wall primarily for processing CGI scripts.
Peter Gough
Senior Website Beta Tester for Solent Computer & Internet Services. Now married to Sharon and currently living in Kent (welcome).
PING
Packet InterNet Groper. A program written in 1983 by Mike Muuss used to test reachability of destinations by sending them one, or more, ICMP echo requests and waiting for replies. Contrived to match submariners term for the sound of a returned sonar pulse
PNG
Portable Network Graphics. A graphics file format similar to GIF that encodes images as bitmaps.