The following glossary defines terms related to the IT Industry.  
You should not reproduce this terms without permission.

.com

A domain name used mostly by commercial enterprises. This is today more a global commercial domain than a USA defined domain usage.

.dll

File name extension for Microsoft dynamic-link library files. These libraries usually have the file extension DLL, OCX (for libraries containing ActiveX controls), or DRV (for legacy system drivers). The file formats for DLLs are the same as for Windows EXE files — that is, Portable Executable (PE) for 32-bit and 64-bit Windows, and New Executable (NE) for 16-bit Windows. As with EXEs, DLLs can contain code, data, and resources, in any combination.

.gif

Graphics Interchange Format (GIF) filename extension is a bitmap image format introduced by CompuServe in 1987 and has since come into widespread usage on the Internet.

.jpg or .jpeg

Filename extensions of images in JPEG format, known as the most commonly used method of compression for photographic images. JPEG is an acronym for the name of the committee that created the standard "Joint Photographic Experts Group".

.mov

File name extension for files with video sequences. A QuickTime player is needed in order to play such a file.

.mpg or .mpeg

Filename extension for files in MPEG format.

.rar

File name extension for files compress with WinRAR program

.zip

File name extension for files compressed with PKZIP, WinZIP program or similar.

100BaseT

Cabling used for FastEthernet, a collective term for a number of the Ethernet standards that carry traffic at the nominal rate of 100 Mbit/s, against the original Ethernet speed of 10 Mbit/s.

10BaseT

Cabling used for Ethernet traffic at a speed of 10 Mbit/s.