Explain what a hypervisor application is and what it is used for. Pick a hypervisor application and list its requirements

Awell-diversified portfolio needs about 20-25 stocks from different categories is this true or false?

What is the term for water wave that is created by an underwater earthquake

Assume that there is a 4% rate of disk drive failure in a year. a. if all your computer data is stored on a hard disk drive with a copy stored on a second hard disk drive, what is the probability that during a year, you can avoid catastrophe with at least one working drive? b. if copies of all your computer data are stored on three independent hard disk drives, what is the probability that during a year, you can avoid catastrophe with at least one working drive?