QUESTION 2: (10 POINTS) Given the following diagram: The following three sites are: 1) Saint John's Heaith Center, Santa monen Hospital (private healthcare); 2) IPILab (Imaging Informatics Research Lab providing clinical storage service); 3) HCC2 (Outpatient Healthcare Facility at USC Health Science Campus). i) Identify which componentef require Fault-tolerance within the Data Grid ii) Provide a backup storage policy for Medical Images in this three-site Data Grid that would provide redundancy if one site goes down. Provide a table showing the backup policy (what each site will store backup data for which sites) and explain your reasoning iii) A detailed step-by-step workflow to store a copy of a PACS study in the data grid as well as query/retrieve a PACS study iv) A detailed step-by-step workflow to retrieve and replace PACS studies from the Data Grid for the disaster scenario where the SJHC clinical PACS archive and all of its data is destroyed. v) A detailed step-by step workflow for the same disaster scenario above and one of the sites within the Data Grid that holds the backup data is down as well