Web Terminology Glossary
- Payment Gateway
-
The service that automates the payment transaction between the shopper and merchant. It is usually a third-party service that is actually a system of computer processes that process, verify, and accept or decline credit card transactions on behalf of the merchant through secure Internet connections. The payment gateway is the infrastructure that allows a merchant to accept credit card and other forms of electronic payment.
- Photoshop
-
A professional image editing application from Adobe.
Related Terms: Image File
- PHP (PHP Hypertext Preprocessor)
-
A powerful open source, cross-platform, server-side, HTML embedded scripting language used to create dynamic web pages.
Related Terms: Microsoft SQL Server, MySQL, ASP (Active Server Pages), Apache
- Ping
- A network management tool that checks to see whether you can communicate with another computer on the Internet or a network. It sends a short message to which the other computer automatically responds. If the other computer does not respond to the ping, you usually cannot establish communications.
- Plug-In
- A (usually small) piece of software that adds features to a larger piece of software. Common examples are plug-ins for the Netscape browser and web server. Adobe Photoshop also uses plug-ins. The idea behind a plug-in is that a small piece of software is loaded into memory by the larger program, adding a new feature, and that users need only install the few plug-ins that they need, out of a much larger pool of possibilities. Plug-ins are usually created by people other than the publishers of the software the plug-in works with.
- Podcast
-
A Podcast is an audio or video file published to the Internet, allowing users to subscribe to a feed and receive new files automatically.
Related Terms: RSS (Really Simple Syndication or Rich Site Summary), Web 2.0
- POP (Post Office Protocol)
- physical e-mail accounts you log into with a username and password to pick up any e-mail sent/forwarded to that account E-mail Alias - aliasing allows you to have multiple e-mail addresses sent to a specific POP e-mail account (ie. pick up webmaster@yourdomain.com, sales@yourdomain.com, etc. from one POP account rather than from several separate ones E-mail
- PPP (Point to Point Protocol)
-
One of the protocols that allows computers to connect to the Internet by using a telephone line and a modem.
Related Terms: Protocol
- Protocol
-
The rules for information transferred over the Internet so that your computer will know what to do when it receives the information. For example, all web pages use the HTTP protocol. When your computer downloads a file from the Internet that uses the HTTP protocol, it knows to use a web browser to display the file. Other protocols include SMTP, FTP, and PPP.
Related Terms: TCP/IP (Transfer Control Protocol/Internet Protocol), Socket, PPP (Point to Point Protocol), IP (Internet Protocol), FTP (File Transfer Protocol), HTTP (Hypertext Transfer Protocol), SSL (Secure Sockets Layer), POP (Post Office Protocol)
- Proxy
-
An application that is allowed to pass information through a firewall.
Related Terms: Firewall
