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Operating Systems

Description

Es un mapa conceptual Hecho por: Guillem Caules
michael montaño
Mind Map by michael montaño, updated more than 1 year ago
michael montaño
Created by michael montaño over 6 years ago
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Resource summary

Operating Systems
  1. FUNCTIONS
    1. At the simplest level
      1. It manages software/hardware resources of the system
        1. CPU
          1. The system makes sure every app have ti's resources
        2. It provides a stable, consistent way for applitations
      2. TYPES OF OS
        1. Single
          1. Single-tasking system can only run one program at a time
          2. Phone
            1. Android Blackberry WindowsPhone IOS
              1. UNIX(roots)
                1. DEVELOPMENT
                  1. Started in 1969
                    1. M.I.T
                      1. It had
                        1. Many innovations
                          1. Many problems
                          2. Ken Thompson Dennis Ritchie
                  2. PC
                    1. ChromeOS Windows Linux OSX
                    2. Multitasking
                      1. Multi-tasking operating system allows more than one program to be running in concurrency
                      2. Multiuser
                        1. Multi-user operating system extends the basic concept of multi-tasking with facilities that identify processes and resources
                      3. Hardware
                        1. Collection of physical elements
                        2. Software
                          1. Machine readable instructons
                            1. Provided from common services
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