Systems Programming - CS 252

#CS252#Computer-Science#home

Systems Programming- CS 252, 2023 Sophomore Yr §

Professor Gustavo Rodriguez-Rivera §

The link hub for the major topics of CS 252

• Program Structure
• The next section was pointers, which we learned in a different CS class but I do not have notes on
• Malloc and Memory Management I uh didn’t take notes on any of this
• The UNIX Operating System
  • Everything from slides for this section, starts at 139
• UNIX Files
  • Important UNIX directories
  • User/Groups
  • File Systems (link to existing page?)
  • Disk File System
  • I-Nodes
  • Directory Representation/Hard Links/Soft Links
  • File Ownership and Permissions
• UNIX Commands
  • Basics (slide 189)
  • Redirection operators and pipes (186)
  • Useful Commands
• Shell Scripting
• Shell
  • What is a shell
  • Shell Parser (Lex and Yacc)
  • Fork
  • Redirection (dup/dup2)
  • Pipes
  • Wildcards
  • Built-In Functions
  • Signals (Crl-C)
  • Subshell
• Open File Objects
  • Open File Objects
  • Open/Close system calls (link to system calls)
• Computer Architecture Review Link to old notes)
• Kernel Mode and User Mode
• Interrupts
• System Calls
• Processes
• Threads and Thread Synchronization

Overall §