This Chapter looks at virtualization technologies and their uses in cloud computing. It covers virtual machine technology, business apps, and virtualizing issues. The chapter looks at how virtualization might improve green computing's energy efficiency and resource economy. Green computing depends on virtualization, which also helps to maximize resource use and reduce energy consumption. To fully realize its potential in sustainable computing, the chapter emphasizes, nevertheless, the need of reducing risks including security vulnerabilities and performance overheads.
Keywords: Cloud virtualization, Cloud communication, Green computing, Virtual machines (VM), Virtualization applications.
