services provide? What problems do they solve? 2. What are the disadvantages of cloud computing?

I already Have the answer but I need paraphrase What business benefits do cloud computing services provide? What problems do they solve? 2. What are the disadvantages of cloud computing? 3. How do the concepts of capacity planning, scalability, and TCO apply to this case? Apply these concepts both to Amazon and to subscribers of its services. 4. What kinds of businesses are most likely to benefit from using cloud computing? Why?