Over the past few years, cloud computing has become a hot topic. A variety of companies -- like NetSuite (NYSE:

) -- have built applications that are based on Internet technologies. The result is improved productivity and lower costs. Yet, in order to continue to propel the cloud-computing revolution, there needs to be a strong technology foundation, such as with servers, operating systems and application development tools. And one of the top players in the market is Red Hat (NYSE:

).

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