Packet
- A piece of data that contains information along with the address of where
the data is going on a network.
Packet Switched Network
- A digital data network containing Intelligent Switching Nodes
Page per minute (PPM)
Page Printer
Palmtop computer
- Microcomputers designed to be held in the palm of your hand.
Parallel Communications
- Moving a bytes of data across several parallel wires.
Parallel Data Communications
- Internally, a computer moves data in a parallel manner on a Bus, the
number of parallel paths is known as Bus Width. All bits are transferred over the data bus
at the same time. ie a separate path for each bit.
Parallel Importing
- the commercial importing of copyright material by other than the
authorised distributor.
Parity bit
- An extra bit attached to a byte, character or word that is used to detect
errors in transmission.
Pascal
- A structured computer programming language designed to teach good
programming practices.
PC (Personal Computer)
PC Card (PCMCIA card)
- A card that plugs into a standard PC slot and provides additional
capabilities for a portable system
PCL
- Refer to Printer command language
PCMCIA connector
- See Personal Computer Memory Card International Association
PDA (Personal Digital Assistant)
Pedantic
- Another useful word for social occasions!. Means strict adherence to
formal rules.
Pen-based computer
- A microcomputer where user's write directly on the screen.
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- People
- One of the five basic components of a computer system. People who use the
computers are classified as end-users (or just users)
- PERL
- (Internet WWW) A scripting language used widely on Internet and
Unix-based servers. It contains most of the control structures and conceptual
underpinnings of every major programming language.
- Personal Computer
- Personal Computer Memory Card International Association (PCMCIA)
- A credit-card type connector becoming increasingly popular, mainly on
portable PC's but more recently on desktop PC's.
- Alternative definition: "People can't Memorise Computer Industry
Acronyms"!!
- Personal Digital Assistant (PDA)
- Perspective correction (3D graphics)
- Process by which textures are adjusted to compensate for changes in the
viewers location.
- PERT chart
- (Project management) Project Evaluation and Review Techniques, which
displays tasks and dependencies, includes a time scale. <SWAS>
- Phase Modulation
- phase of waves is changed. (Analog Mode)
- Physical Data Organisation
- is how the COMPUTER stores the data.
- Pincushioning
- When an image on the screen bulges at the left and right edges, or is a
little wider at the top than at the bottom. Monitors will often have controls to fix this.
- Piracy (Software)
- If you copy software without the copyright owners permission.
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