Short for eXtendedSVCD, XSVCD is a nonstandardized recording format that offers features similar to SVCD. However, it can produce a higher video quality. XSVCD uses MPEG2 video. It can be played on computers with a computers with a CD or DVD-ROMs with the use of compatible software.
Pronounced “zool.” Short for Extensible User-Interface Language, a series of XML tags that allow different operating platforms to exchange data that describe a program��s user interface. XUL is designed to ease cross-platform (e.g., Windows, Mac and Linux) interface of applications, which traditionally would have been difficult to customize from one to another. XUL supports cascading […]
A popular standard for packet-switching networks. The X.25 standard was approved by the CCITT (now the ITU) in 1976. It defines layers 1, 2, and 3 in the OSI Reference Model.
Short for eXtendedVCD it is a non-standardized recording format that offers features similar to VCD, however it can use a higher resolution to produce higher video quality. XVCD uses MPEG1 video. It can be played on some standalone VCD-compatible players, and on computers with a CD or DVD-ROMs with the use of compatible software.
An ISO and ITU standard for addressing and transporting e-mail messages. It conforms to layer 7 of the OSI model and supports several types of transport mechanisms, including Ethernet, X.25, TCP/IP, and dial-up lines.
An ISO and ITU standard that defines how global directories should be structured. X.500 directories are hierarchical with different levels for each category of information, such as country, state, and city. X.500 supports X.400 systems.