CMSC 421: Final Exam Study Guide

The final exam will be a set of essay questions from the following topics where your answer will be at least one page long and you will be graded on accuracy and completeness of answer. The questions will focus on chapters 11 through 19, however, the material in earlier chapters is the foundation for some of the later material, so you must still be able to demonstrate mastery of all course material.

• Chapter 11: File System Attributes
                        File Operations
                        Directory Structure
• Chapter 12: File System Implementation
                        Directory Implementation
                        Allocation Methods
                        Performance
                        State versus Stateless Service
• Chapter 13: I/O Systems
  
• Chapter 14: Mass-Storage Structure
                        Disk Scheduling (including total head movement of each algorithm)
                        RAID Levels
• Chapter 15: Distributed System Structures
• Chapter 16: Distributed File Systems
• Chapter 17: Distributed Coordination
• Chapter 18: Protection
• Chapter 19: Security
                        User Authentication
                        Program Threats
                        System Threats
                        Intrusion Detection
                        Cryptography
• Chapter 20: Linux