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Cloud Computing Nathan Bosen Kelsie Cagampang MIS 424 May 29, 2013 Agenda • • • • • A general idea Architecture Pros & cons Big players The future What is the cloud? A GENERAL OVERVIEW How do YOU use the cloud? What is the cloud? • Services stored on the internet are provided to users • Etymology of ‘the cloud’ • The main goal: simplify IT processes A brief history • 1960’s – “intergalactic computer network” • 1999 – Salesforce.com • 2002 – Amazon Web Service • 2006 – Amazon’s Elastic Compute • 2009 to present – emergence of tech giants Architecture Types • Infrastructure as a Service (IaaS) – Storage, networks, servers, virtual machines • Platform as a Service (PaaS) – Databases, web servers, development tools • Software as a Service (SaaS) – Applications, services Why should I go to the cloud? PROS & CONS Cumulus Clouds (pros) • Payment options • Highly scalable • Hide complexity • Collaboration • Store consumer info Cumulonimbus Clouds (cons) • Downtime • Security • Cost • Inflexibility • Customer Service What are my options? THE BIG CLOUDS • IaaS – Market share: greater than 75% ($500 mil) • Provides complete cloud coverage • Free Usage Tier • PaaS – Market share: difficult to determine • Provides convenient resources for development • Price variability • SaaS – Market share: ~62% ($1.3 bil) • Provides tailored clouds for different business aspects • Moderately priced The Future of Cloud Computing • Focus shifting to public cloud and SaaS • Growing focus on mobile platforms • Big data moving into the cloud • Hardware and software detaching Questions?
