Snapshot - Crawl

• Pros

  • Robust
    • simple
  • Re-creation
    • faithfull

• Cons

  • Coverage - URL incomplete
    • forms/searches/script-generated URL’s and hence transactional responses omitted

  • Coverage - temporal
    • changes between crawls lost

  • Cost
    • volume: complete crawl is large

  • Re-creation of website
    • archive is incomplete