Chapter 8: Virtualization

VIRTUALIZATION IS THE USE of hardware and software to create the perception that one or more entities exist, although the entities, in actuality, are not physically present. Using virtualization, we can make one server appear to be many, a desktop computer appear to be running multiple operating systems simultaneously, a network connection appear to exist, or a vast amount of disk space or a vast number of drives to be available.

Learning Objectives

This chapter examines examines virtualization in detail. By the time you finish this chapter, you will be able to do the following:

    
  • Define and describe virtualization.
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  • Discuss the history of virtualization.
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  • Describe various types of virtualization.
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  • List the pros and cons of virtualization.
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  • Identify applications that are well suited, as well as those that are not suited, for virtualization.
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  • Describe why companies should employ virtualization.
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Chapter 8 Pretest/Self-Assessment

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