2/3 Questions need to be answered

1. Question a:
   • Sloppy quorum? -- Dynamo paper
   • Immutability -- Simple, comes up in every paper, best to use BigTable
   • Energy proportionality -- RESEARCH
   • Virtual node -- ZooKeeper paper
2. Question b:
   • BigTable data model (multidimensional sorted map):
     1. Draw the tablet diagram
     2. Data locality (positioning on the same table and improving read speed)
     3. Data schema for URLs (TLD.domain.subdomains.www.path/on/the/website):
        • Locality is improved (based on TLD -> region)
        • Further locality improvements -> same domain, same