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Sams Teach Yourself TCP/IP in 24 Hours, Fifth Edition by Joe Casad

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Hour 23. Living in the Cloud

What You’ll Learn in This Hour:

Software as a service

Virtual hosting

The elastic cloud

Platform as a service

Everyone is talking about the cloud, but the term cloud computing can have different meanings depending on the context. This hour studies the cloud from the viewpoints of the end user and IT specialist.

At the completion of this hour, you’ll be able to

• Explain why software as a service tools are gaining popularity in the mobile era

• Define cloud storage, cloud backup, and cloud printing

• Describe how data centers use virtualization

• Describe elastic hosting

• Explain how platform as a service differs from EC2-style elastic cloud services

What Is the Cloud?

The term cloud computing has recently ...

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