eSource Technology - design Glossary-P
Packet
See TCP/IP Packet.
Page Hits
The number of times a web page has been visited by a
user.
Page Impressions
The same as Page Hits.
Page Views
The same as Page Hits.
PDF (Portable Document Format)
A document file format developed by Adobe. Most often
used for text documents.
Perl (Practical Extraction
and Reporting Language)
A scripting language for web servers. Most often used
on Unix servers.
PHP (PHP: Hypertext Preprocessor)
A technology allowing the insertion of server executable
scripts in web
pages. Mostly for Unix, Linux and Solaris
platforms.
Learn more about PHP
in our PHP tutorial.
Ping
A method used to check the communication between two
computers. A "ping" is sent to a remote computer
to see if it responds.
Platform
In web terms: The computer's operating system like Windows,
Linux, or OS X.
Plug-In
An application built into another application. In web
terms: A program built in (or added) to a web
browser to handle a special type of data like e-mail,
sound, or movie files. (See also ActiveX)
PNG (Portable Network Graphics)
A format for encoding a picture pixel by pixel and sending
it over the web. A W3C recommendation for replacing
GIF.
POP (Post Office Protocol)
A standard communication protocol for retrieving e-mails
from an e-mail server. (See also IMAP).
Learn more about POP and IMAP in our
TCP/IP tutorial
Port
A number that identifies a computer IO (input/output)
channel. In web terms: A number that identifies the
I/O channel used by an Internet application (A web
server normally uses port 80).
Protocol
See Communication Protocol.
PPP (Point to Point Protocol)
A communication protocol used for direct connection
between two computers.
Proxy Server
An Internet server dedicated to improve Internet performance.
A | B | C | D | E | F | G | H | I | J | K | L | M |
N | O | P | Q | R | S | T | U | V | W | X | Z
