Windows:Run the Process Explorer utility (Available https://technet.microsoft.com/en- us/sysinternals/bb795533). Click on the System Information button (Ctrl+I) to see details of memory usage activity in your system. Provide information about the usage of physical memory, kernel memory and paging in your system. Now start a new program, e.g. Microsoft Excel. Describe how this usage pattern changes when you start this program,a minute after you have started this program, and when you terminate this program. Provide an explanation for this usage pattern