Computer Science 330
Operating Systems

Spring 2012, Siena College

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Agenda

• Announcements
• Lecture assignment 17 recap (including the mistakenly repeated question we forgot to go over from 16)
• Storage Devices
  • Magnetic hard disks
  • Optical disks
  • Flash memory
• File Systems
  • File system interface
    • file concept
    • file system - organized collection of files
    • file attributes
    • file operations
    • file types
  • Directories - listings of files
    • directory concept
    • directory operations
    • directory organization
      • single-level
      • two-level
      • tree-structured
      • acyclic-graph: links/shortcuts/aliases

No New Lecture Assignment

We're just overdue for a break from lecture assignments.