IT 

The Control+Alt+Delete or Ctrl+Alt+Del key combination is often used on the Windows login or logon screen to strengthen security of a computer. The same like in older versions of Windows, the Ctrl+Alt+Del combination can also be enabled in Windows Vista.

Gpedit.msc and secpol.msc both are tools for administering system and security policies on your computer. The difference between the gpedit.msc and secpol.msc is most visible on the scope of policies which those tools can edit. To start explaining the difference, we can say that the secpol.msc is a subcategory of gpedit.msc.

A dual core processor is exactly what it sounds like. It is two processor cores on one chip. Dual core processors keep the manufacturing cost low through sharing some components while also improving performance through providing more computational power.

In a need for lower costs and more performance, IT managers are trying to pack more computing power into smaller footprints. Developing a computing infrastructure utilizing blade servers is one way to go. However, even this revolutionary approach has its advantages and disadvantages.

USB 3.0 is the third-generation of Universal Serial Bus standard for transferring data and connecting devices to your computer. USB 3.0 is much faster than the current widely-used USB 2.0. USB 3.0 is expected to be the new standard in peripherals.

USB stands for Universal Serial Bus. USB is the standard for connecting almost any device or peripheral to your computer or laptop. Universal in USB means that it really attempts to be THE way to connect. USB was first released in 1994.

TFT stands for Thin-Film Transistor. TFT technology is a new standard these days for manufacturing displays, monitors, laptop screens, and other devices. TFT LCD displays can show crisp text, vivid colors, fast animations, and complex graphics.

ExpressCard is a new standard for expansion of notebook computers. ExpressCard is a relatively low-cost solution to laptop modularity. ExpressCards are also smaller than traditional PC cards. ExpressCards are used to attach memory, multimedia, wired and wireless communications, security keys, and other features to your laptop.

LightScribe (or Light Scribe) is a new way for making labels for your CDs and DVDs. LightScribe allows you to burn your CD and DVD "labels" directly onto your disks. For now, LightScribe is able to burn only gray-scale images similar to black-and-white photography onto your disks.

Citrix MetaFrame Access Suite or short just Citrix is a package consisting of a handful of key products that run on Windows Server 2003 and now also on Windows Server 2008. Citrix is a competitor suite to Microsoft's Windows Terminal Services. However, Citrix can go beyond what Windows Terminal Services itself offers.