COMP 3000 Test 2 Study Guide 2011

Key Concepts

For this test, you should understand the following terms and how they interrelate:

• execve semantics
• how command line variables are processed by execve
• how environment variables are processed by execve
• signal handlers
• concurrent operation with fork
• scheduler and relationship to system calls
• priority scheduling
• round-robin scheduling
• mutual exclusion
• semaphores
• basic pthreads
• System V init scripts versus launchd
• mounting filesystems
• loopback mounting
• sparse files
• basic filesystem implementation
• VFS abstraction

In addition to reading the notes, be sure to review the assigned readings! You will also need to know the material covered in Test 1.