Describe the best practice to employ to mitigate malware effects on a machine

1. Describe the best practice to employ to mitigate malware effects on a machine.(600 words)

2. Read the case study “The Estimating Problem” and answer below questions(600 words)

a. How many different estimating techniques were discussed in the case?

b. If each estimate is different, how does a project manager decide that one estimate is better than another?

c. If you were the project manager which estimate you use?