September 2012
Intermediate to advanced
391 pages
12h 39m
English
Content preview from Cloudonomics: The Business Value of Cloud Computing, + WebsiteBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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CHAPTER 5
What Is a Cloud?
We’ve been talking about the cloud without explicitly describing what we mean. Before we try to define it, let’s consider a few examples that illustrate the breadth of the cloud:
- Texting via your phone
- Sharing photos and updates via Facebook or Twitter
- Sending or receiving Microsoft Hotmail, Google Gmail, or Yahoo! Mail on your laptop
- Using a collaboration service, such as WebEx, NetMeeting, or GoToMeeting
- Watching a YouTube movie on your TV or smartphone
- Talking on your fixed-line or mobile phone
- Talking or video-chatting with someone using Microsoft Skype
- Sharing files via Dropbox or Box.net
- Streaming a Netflix movie to your Roku box, Blu-Ray player, smartphone, or tablet
- Participating in an audio or video conference via a conferencing service that uses multipoint conference bridges located “in the cloud”
- Using Salesforce.com or Oracle/RightNow Technologies customer relationship management capabilities to manage your accounts
- Surfing the Web, with some content being delivered by “hosted” or cloud sites and some by content delivery services, such as Akamai
- Shopping for music, videos, or apps at the iTunes Store or Android market
- Storing that music in the iCloud
- Acquiring books for your Kindle or Nook
- Having someone send a photo to your connected digital photo frame
Some will look at this list and mostly approve but raise an eyebrow over fixed-line phones, assuming that it must be an error, because those are so, well, last millennium. But it is hard ...
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I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.