PawPrint.net Glossary of Terms

A set of detailed rules for communication between a client and server. This protocol is the foundation of data transmission on the www

RAM is a type of computer storage whose contents can be accessed in any order. This is in contrast to sequential memory devices such as magnetic tapes, discs and drums, in which the mechanical movement of the storage medium forces the computer to access data in a fixed order. It is usually implied that RAM can be both written to and read from, in contrast to read-only memory or ROM.

Computers use RAM to hold the program code and data during execution. In the first electronic computers, RAM wa...

A compressed graphics format specifically designed for photographs. It´s name an acronym that stands for Joint Photographic Experts Group. It works by changing the images data from colours to frequencies (that represent detail) using a FFT and then discarding some of the high detail data - the resulting image is slightly blurry but this is barely noticable by the human eye and represents a significant saving of space.

An address referring to a document on the Internet. This can be used to reference a web page via HTTP or a file to be accessed via FTP, for example. The reason for a URL (rather then just the address) is to define completely what a computer must do, and where it must go, to access a document (sometimes even on it´s local hard drive in the case of ´file:´)

The syntax of a URL consists of four elements:

Protocol://address/path/document - here are a few examples:

http://www.pawprint.net/in...

A lens Aberration or defect that causes straight lines to bow outward, away from the center of the image.

An ISO/ANSI/ECMA standard that specifies a way to annotate text documents with information about types of sections of a document. This is the root of most other markup languages: XML and HTML being examples.