answer the following question with apa format and two references

1. Do some Internet research to identify businesses who have suffered because of cloud security weaknesses or failures. What can companies who are contemplating cloud computing services learn from the negative experiences of these businesses? (100 words)

2. Do some Internet research on security mechanisms associated with virtualization. How can virtualization be used by cloud service providers to protect subscriber data? C11-5. (100 words)

3.Choose one of the following cloud services categories: SaaS, IaaS, PaaS. Do some Internet research that focuses the security issues associated with the selected cloud service category. Summarize the major security risks associated with the cloud service category and identify mechanisms that can be used to address these risks.(100 words)

4.

What are two future trends in information systems infrastructure and how do you think they will affect the way businesses use IT to gain an advantage over their competitors? Use at least two references to justify your thinking.(350 words)