A windowing and graphics system developed at the Massachusetts Institute of Technology (MIT). MIT has placed the X-Window source code in the public domain, making it a particularly attractive system for UNIX vendors. Almost all UNIX graphical interfaces, including Motif and OpenLook, are based on X-Window.
Xanga (ZANG-uh) is an Internet Web host that provides its users (community) with access to their own online diaries and journals (often called blogs). A person who belongs to the Xanga community is called a “Xangan”. If someone has a Web blog on Xanga, they are being referred to as “having a Xanga.” Xanga services […]
A deductive rule-based query language currently under development by the I4 working group. Xcerpt is for querying XML, RDF and similar data formats. Xcerpt is well-suited for Semantic Web applications and is designed largely for software developers and researchers.
Xen is a virtual machine monitor (VMM) for x86-compatible computers. Xen can securely execute multiple virtual machines, each running its own OS, on a single physical system with close-to-native performance. Xen is open source, and is released under terms of the GNU General Public License.
A version of UNIX that runs on PCs. Xenix was developed by Microsoft Corporation and is compatible with AT&T’s System V definition.
A line of Pentium II chipsets from Intel introduced in 1998. Unlike previous Pentium II chips, which used a Slot 1 form factor, Xeon chips use Slot 2. This allows for faster data transfers between the CPU and L2 cache. Xeon chip speeds start at 400 MHz.