Work #1:In 500 words or more, compare DNS failover and cloud failover.Use at least three sources. Use theResearch Databasesavailable from theDanforthLibrarynot Google. Include at least 3 quotes from your sources enclosed in quotation marks and cited in-line by reference to your reference list. Example: words you copied (citation) These quotes should be one full sentence not altered or paraphrased. Cite your sources using APA format. Use the quotes in your paragaphs. Stand alone quotes will not count toward the 3 required quotes.Copying without attribution orthe use ofspinbotor other word substitution software will result in a grade of 0.Write in essay format not in bulleted, numbered or other list format.It is important thatyou use your own words, that you cite your sources, that youcomply with the instructions regarding length of your post. Your goal is to help your colleagues write better. Do not usespinbotor other word replacement software. It usually results in nonsense and is not a good way to learn anything. I will not spend a lot of my time trying to decipher nonsense. Proof read your work or have it edited. Find something interesting and/or relevant to yourwork to write about.Work #2:1) Please describe the weighted average cost of capital. How do firms use the weighted average cost of capital for decision making?2)How are the costs of debt and equity calculated?