Definition of Ctrl+Alt+Delete in The Network Encyclopedia.


Holding down the Control, Alt, and Delete keys simultaneously. This action produces the following results (depending upon the operating system being used):
  • MS-DOS:
    Restarts the computer.


  • 16-bit Microsoft Windows, Windows 95, and Windows 98:
    Shows running tasks and allows you to terminate a task. A second Ctrl+Alt+Delete will restart the computer.


  • Windows NT:
    Brings up the Windows NT Security dialog box.


  • Windows 2000:
    Brings up the Windows Security dialog box.

Disruptive Technologies or innovation.Disruptive Innovation

The term is used in business and technology literature to describe innovations that improve a product or service in ways that the market does not expect, typically first by designing for a different set of consumers in a new market and later by lowering prices in the existing market.

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