WHY GARTNER ANALYSTS RESEARCH EVENTS CONSULTING ABOUT Sign in to search Gartner Research Current Users Sign In New Users Register Select a Gartner site Gartner.com Gartner Japan Gartner Accessibility Website IT Glossary Technology Defined IT Glossary is your trusted guide to exploring technology terms and definitions, from the world's leading IT research and advisory company. Term of the day Quantum Computer A quantum computer uses atomic quantum states to effect computation. Data is held in qubits (quantum bits), which ...more Â Browse Alphabetically #ABCDEFGHIJKLMNOPQRSTUVWXYZ Recent Terms Infocentric Open Data ITIL ITIL Digital Workplace E-Business Digital Business Loyads Digital Marketing Strategy Digital Marketing Hub Digital Marketing Digital Marketer Digital Customer Digital Commerce Experience Digital Commerce Digital Agencies Digital Ad Operations Platforms Data Ops Corporate Website Activity Content Targeting Free Research Discover what 12,000 CIOs and Senior IT leaders already know. FREE ACCESS About Gartner | Careers | Newsroom | Policies | Site Index | Gartner Blog Network | Contact Gartner | Webinars © 2013 Gartner, Inc. and/or its Affiliates. All Rights Reserved.