NOTE: **** post answers in separate documents for each Question **** Please follow the instructions to the point and pick relavant topics according to the subject **** Follow APA7 format Subject: Introduction to Data mining Question 1: 300+ words (APA format & latest scholarly journal article references 2016 on words) What is OLAP and how is it used in Data Mining? Subject: Security Architecture and Design Question 2: 300+ words (APA format & latest scholarly journal article references 2016 on words) If the maker of antivirus software wants to be successful, the software has to be as close to bulletproof as the maker can possibly make it. Nothing is perfect; we certainly should understand at this point that no software can be proven bug free and that no security posture is 100% risk-free. Based on this statement, what do you think it could be better to improve the antivirus software? How safe do you feel to use antivirus software in your organization, and what other precautions do you use to prevent virus, malware, etc.? Question 3: Write a 600+ words (APA format & latest scholarly journal article references 2016 on words) Briefly respond to all the following questions. Make sure to explain and backup your responses with facts and examples. Since it is so dangerous, why would designers install software into the kernel at all (or make use of kernel software)? If you were an antivirus designer or maker, what other methods do you utilize to prevent virus? Question 4: Write a 600+ words (APA format & latest scholarly journal article references 2016 on words) For questions and details, Refer to attached document 'PortfolioAssignment.docx'