Please discuss the following topics and provide substantive comments to at least

Please discuss the following topics and provide substantive comments to at least two other posts. 
Select from the following list four (6) topics and discuss. Use only 50-words max per topic to discuss and present your answer.  
The discussion questions this week are from Chapter 6   (Jamsa, 2013).
Chapter 6 topics:
Define and describe a SAN.
Define and describe NAS.
Describe how cloud-based data storage works.
Assume that you must select a cloud-based data storage solution for your company. List the factors you would consider when selecting a vendor.
Many users do not yet feel comfortable storing data within the cloud. Discuss some steps you can take to reduce their concerns.
Assume that you must select a cloud-based data storage solution for your company. List the factors you would consider when selecting a vendor.
List the pros and cons of cloud-based data storage.
List the pros and cons of a cloud-based database.