Description

The aim of this subject is that the student was able to learn the foundations of the current operating systems and to comprise its importance inside the architecture of a computer.

Requirements

Subjects that it is recommended to have taken before:

• Informatics: Computer Architecture (V05G301V01109)
• Programming I (V05G301V01105)
• Programming II (V05G301V01110)

Instructors

• López Nores, Martín
• Rivas Costa, Carlos

Contents

• Introduction and General Perspective of Operating Systems
  • Concept of operating system
  • Structure of an operating system
  • Types of operating systems
  • Emulation and virtualization
• Processor Management
  • Concept of process and thread
  • Strategies for allocation of computational capacity
• Memory Management
  • Strategies of contiguous allocation
  • Concepts: fragmentation, protection, compaction, relocation, sharing
  • Non-contiguous allocation: paging, segmentation, hybrid methods
  • Virtual memory
• Permanent Storage of Information
  • File system functions
  • Concepts of file and directory
  • File system interface
  • File sharing
  • File protection
  • File system implementation
  • Free space management
  • Space allocation methods
• Input/Output (I/O) Management
  • I/O controllers
  • I/O interfaces
  • Secondary and tertiary storage
  • Disk scheduling
  • Disk management
  • Replication and consistency of information
  • RAID and RAIN technologies

Learning Outcomes

BASIC COMPETENCES

1. B3 – CG3
   • Knowledge of basic subjects and technologies
   • Ability to learn new methods and technologies
   • Versatility to adapt to new situations
2. B4 – CG4
   • Ability to solve problems with initiative
   • Creative decision-making
   • Communication and knowledge transfer skills
   • Understanding ethical and professional responsibility in Telecommunication Engineering
3. B9 – CG9
   • Ability to work in multidisciplinary and multilingual teams
   • Skills in written and oral communication of technical knowledge, procedures, and results

SPECIFIC COMPETENCES

4. C33 – CE33/TEL7
   • Ability to program network and distributed applications and services

TRANSVERSAL COMPETENCES

5. D2 – CT2
   • Understanding engineering within a framework of sustainable development
6. D3 – CT3
   • Awareness of lifelong learning and continuous quality improvement
   • Flexible, open, and ethical attitude
   • Respect for diversity, non-discrimination, and fundamental rights
7. D4 – CT4
   • Promotion of cooperative work
   • Skills in communication, organization, and planning
   • Responsibility in multilingual and multidisciplinary environments
   • Commitment to equality, peace, and fundamental rights

Planned Activities

1. Lecturing
   • Description: Presentation of ideas, concepts, techniques, and algorithms for each lesson
   • Competences developed: CG3, CG4, CT2, CT3
2. Practices through ICT
   • Description: Supervised resolution of practical problems during laboratory sessions
   • Competences developed: CG4, CT2, CE33
3. Workshops
   • Description:
     • Group-based design and implementation of a medium-complexity software project
     • Work carried out in successive steps
     • Continuous discussion and validation during face-to-face sessions
     • Feedback-oriented methodology to improve solutions
   • Competences developed: CG4, CG9, CT2, CT4

Assessment Methods and Criteria

ASSESSMENT ACTIVITIES

1. Problem and/or Exercise Solving – Test 1
   • Description: Assessment of theoretical contents covered in lectures
   • Weight: 20%
   • Competences: B3, B4, D2, D3
2. Problem and/or Exercise Solving – Test 2
   • Description: Assessment of theoretical contents covered in lectures
   • Weight: 20%
   • Competences: B3, B4, D2, D3
3. Problem and/or Exercise Solving – Test 3
   • Description: Assessment of theoretical contents covered in lectures
   • Weight: 20%
   • Competences: B3, B4, D2, D3
4. Laboratory Practice
   • Description: Validation of work carried out during laboratory sessions
   • Weight: 20%
   • Competences: B4, C33, D2
5. Essay / Project Presentation
   • Description:
     • Presentation and discussion of the project in workshop sessions
     • Oral defense and debate with peers and professors
     • Individual evaluation through questions
   • Weight: 20%
   • Competences: B4, B9, D2, D4

CONTINUOUS ASSESSMENT

6. Components
   • Three theoretical tests (T = t1 + t2 + t3), up to 2 points each
   • One practical test (L), up to 2 points
   • Project presentation (P), up to 2 points
7. Final Mark Calculation
   • Mark = T + L + P
8. Passing Conditions
   • T ≥ 2 points (combined tests)
   • L > 0.75 points
   • Attendance to all sessions
   • P > 0 points
9. Failure Condition
   • If any condition is not met:
     • Mark = min(4.9, T + L + P)

GLOBAL ASSESSMENT

10. Structure

• Single final exam graded out of 10 points
• Scheduled in the official academic calendar

EXTRAORDINARY & END-OF-PROGRAM EXAMS

11. Conditions

• Same structure and rules as global assessment