Return to Operating Systems Course

• LESSON 1: 2025/09/22 from 10:00 to 11:30 (room R4)
  • Introduction to the course, Introduction to Operating Systems
• LESSON 2: 2025/09/22 from 11:30 to 13:00/13:30 (room R4)
  • Operating Systems classification, Linux installation

• LESSON 3: 2025/09/29 from 10:00 to 11:30 (room R4)
  • UNIX & Linux commands
• LESSON 4: 2025/09/29 from 11:30 to 13:00 (room R4)
  • UNIX & Linux commands, C programming tools
• LESSON 5: 2025/09/29 from 13:00 to 14:30 (room R4)
  • Files in Linux

• LESSON 6: 2025/10/06 from 10:00 to 11:30 (room R4)
  • Directories in Linux
• LESSON 7: 2025/10/06 from 11:30 to 13:00/13:30 (room R4)
  • Directories in Linux (System calls)
• LAB LINUX INSTALLATION A: 2025/10/07 from 14:30 to 16:00 (LAIB 4) Surname A-F
  • Solve installation problems and guide you on the installation of Linux on your PCs.
• LAB LINUX INSTALLATION B: 2025/10/10 from 13:00 to 14:30 (LAIB 3) Surname G-O
  • Solve installation problems and guide you on the installation of Linux on your PCs.
• LAB LINUX INSTALLATION C: 2025/10/10 from 14:30 to 16:00 (LAIB 3) Surname P-Z
  • Solve installation problems and guide you on the installation of Linux on your PCs.

• LESSON 8: 2025/10/13 from 10:00 to 11:30 (room R4)
  • Introduction to Linux processes (System call fork)
• LESSON 9: 2025/10/13 from 11:30 to 13:00 (room R4)
  • Introduction to Linux processes (System call wait), Theoretical Aspects related to processes
• LESSON 10: 2025/10/13 from 13:00 to 14:30 (room R4)
  • Advanced Control (system call exec)
• LAB 1 A: 2025/10/14 from 14:30 to 16:00 (LAIB 4) Surname A-F
  • Management of files and directories, Permissions management, Link and comparisons between files, C programs and compilation.
• LAB 1 B: 2025/10/17 from 13:00 to 14:30 (LAIB 3) Surname G-O
  • Management of files and directories, Permissions management, Link and comparisons between files, C programs and compilation.
• LAB 1 C: 2025/10/17 from 14:30 to 16:00 (LAIB 3) Surname P-Z
  • Management of files and directories, Permissions management, Link and comparisons between files, C programs and compilation.

• LESSON 11: 2025/10/20 from 10:00 to 11:30 (room R4)
  • Advanced Control (system call exec), Signals
• LESSON 12: 2025/10/20 from 11:30 to 13:00/13:30 (room R4)
  • Signals
• LAB 2 A: 2025/10/21 from 14:30 to 16:00 (LAIB 4) Surname A-F
  • Analysis of concurrent programs, System call fork, precedence graph.
• LAB 2 B: 2025/10/24 from 13:00 to 14:30 (LAIB 3) Surname G-O
  • Analysis of concurrent programs, System call fork, precedence graph.
• LAB 2 C: 2025/10/24 from 14:30 to 16:00 (LAIB 3) Surname P-Z
  • Analysis of concurrent programs, System call fork, precedence graph.

• LESSON 13: 2025/10/27 from 10:00 to 11:30 (room R4)
  • Signals, Shell commands for process management
• LESSON 14: 2025/10/27 from 11:30 to 13:00 (room R4)
  • Inter process communication (and pipe), Shell commands for Pipes and redirections
• LESSON 15: 2025/10/27 from 13:00 to 14:30 (room R4)
  • Regular expressions and find
• LAB 3 A: 2025/10/28 from 14:30 to 16:00 (LAIB 4) Surname A-F
  • System call fork, exec, system.
• LAB 3 B: 2025/10/31 from 13:00 to 14:30 (LAIB 3) Surname G-O
  • System call fork, exec, system.
• LAB 3 C: 2025/10/31 from 14:30 to 16:00 (LAIB 3) Surname P-Z
  • System call fork, exec, system.

• LESSON 16: 2025/11/03 from 10:00 to 11:30 (room R4)
  • Filters
• LESSON 17: 2025/11/03 from 11:30 to 13:00/13:30 (room R4)
  • Threads
• LAB 4 A: 2025/11/04 from 14:30 to 16:00 (LAIB 4) Surname A-F
  • Shell commands for processes and redirection, concurrency using fork() and wait(), use of signals.
• LAB 4 B: 2025/11/07 from 13:00 to 14:30 (LAIB 3) Surname G-O
  • Shell commands for processes and redirection, concurrency using fork() and wait(), use of signals.
• LAB 4 C: 2025/11/07 from 14:30 to 16:00 (LAIB 3) Surname P-Z
  • Shell commands for processes and redirection, concurrency using fork() and wait(), use of signals.

• LESSON 18: 2025/11/10 from 10:00 to 11:30 (room R4)
  • Pthread library
• LESSON 19: 2025/11/10 from 11:30 to 13:00 (room R4)
  • Shells, Shell scripts
• LESSON 20: 2025/11/10 from 13:00 to 14:30 (room R4)
  • Shells, Shell scripts
• LAB 5 A: 2025/11/11 from 14:30 to 16:00 (LAIB 4) Surname A-F
  • Signals and pipe, Pipe and synchronization, Command find, Filters.
• LAB 5 B: 2025/11/14 from 13:00 to 14:30 (LAIB 3) Surname G-O
  • Signals and pipe, Pipe and synchronization, Command find, Filters.
• LAB 5 C: 2025/11/14 from 14:30 to 16:00 (LAIB 3) Surname P-Z
  • Signals and pipe, Pipe and synchronization, Command find, Filters.

• LESSON 21: 2025/11/17 from 10:00 to 11:30 (room R4)
  • Bash script exercises
• LESSON 22: 2025/11/17 from 11:30 to 13:00/13:30 (room R4)
  • Critical sections, Software solutions to critical sections
• LAB 6 A: 2025/11/18 from 14:30 to 16:00 (LAIB 4) Surname A-F
  • From recursion to concurrency, Concurrent file sorting, Concurrent file sorting and merging.
• LAB 6 B: 2025/11/21 from 13:00 to 14:30 (LAIB 3) Surname G-O
  • From recursion to concurrency, Concurrent file sorting, Concurrent file sorting and merging.
• LAB 6 C: 2025/11/21 from 14:30 to 16:00 (LAIB 3) Surname P-Z
  • From recursion to concurrency, Concurrent file sorting, Concurrent file sorting and merging.

• LESSON 23: 2025/11/24 from 10:00 to 11:30 (room R4)
  • Hardware solutions, Introduction to semaphores
• LESSON 24: 2025/11/24 from 11:30 to 13:00 (room R4)
  • Semaphores (first part)
• LESSON 25: 2025/11/24 from 13:00 to 14:30 (room R4)
  • Semaphores (second part)
• LAB 7 A: 2025/11/25 from 14:30 to 16:00 (LAIB 4) Surname A-F
  • Bash scripts.
• LAB 7 B: 2025/11/28 from 08:30 to 10:00 (3D) Surname G-O
  • Bash scripts.
• LAB 7 C: 2025/11/28 from 13:00 to 14:30 (LAIB 3) Surname P-Z
  • Bash scripts.

• LESSON 26: 2025/12/01 from 10:00 to 11:30 (room R4)
  • Semaphores (third part)
• LESSON 27: 2025/12/01 from 11:30 to 13:00/13:30 (room R4)
  • CPU Scheduling
• LAB 8 A: 2025/12/02 from 14:30 to 16:00 (LAIB 4) Surname A-F
  • Access to critical sections, precedence graphs with semaphores.
• LAB 8 B: 2025/12/05 from 13:00 to 14:30 (LAIB 3) Surname G-O
  • Access to critical sections, precedence graphs with semaphores.
• LAB 8 C: 2025/12/05 from 14:30 to 16:00 (LAIB 3) Surname P-Z
  • Access to critical sections, precedence graphs with semaphores.

• LAB 9 A: 2025/12/09 from 14:30 to 16:00 (LAIB 4) Surname A-F
  • Concurrent programs with semaphores.
• LAB 9 B: 2025/12/12 from 13:00 to 14:30 (LAIB 3) Surname G-O
  • Concurrent programs with semaphores.
• LAB 9 C: 2025/12/12 from 14:30 to 16:00 (LAIB 3) Surname P-Z
  • Concurrent programs with semaphores.

• LESSON 28: 2025/12/15 from 10:00 to 11:30 (room R4)
  • Deadlock
• LESSON 29: 2025/12/15 from 11:30 to 13:00 (room R4)
  • Exercises from exams
• LESSON 30: 2025/12/15 from 13:00 to 14:30 (room R4)
  • Exercises from exams and Q&A
• LAB 10 A: 2025/12/16 from 14:30 to 16:00 (5T) Surname A-F
  • Exercises from exams.
• LAB 10 B: 2025/12/19 from 13:00 to 14:30 (LAIB 3) Surname G-O
  • Exercises from exams.
• LAB 10 C: 2025/12/19 from 14:30 to 16:00 (LAIB 3) Surname P-Z
  • Exercises from exams.

• ASSISTED Q&A: 2026/01/20 from 21:00 to 22:30 (Virtual Classroom)
  • For questions about exams and correction of an exam (with laboratory assistant)