The security advantages of cloud-based solutions

Select from the following list four topics and discuss. Use only 100-words max per topic to discuss and present your answer.

List the security advantages of cloud-based solutions.
List the security disadvantages of cloud-based solutions.
Define and discuss the data wiping process.
Discuss how a cloud-based solution provider may reduce the risk of a DDoS attack.
Define and discuss hyperjacking attacks.
Define and discuss guest-hopping attacks.