Next-Generation IT Trends
Architecture is the reaching out for the truth.
—Louis Kahn
Information in this chapter:
• Layers of Function: The Service-Oriented Infrastructure Framework
• Blocks of Function: The Cloud Modules
• Cloud Computing Characteristics
• Cloud Computing Taxonomy
• Summary
Introduction
This book is about building a next-generation IT infrastructure. To understand what that means, one needs to start by looking at what constitutes current-generation IT infrastructure. But how did we arrive at the current infrastructure? To get a sensible perspective on that, it helps to back up and look at where computing started.
In the early days of computing, there was a tight connection among users, computers, and applications. A ...
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