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  1. 1. Operating systems Francisco Javier Roman Rodriguez
  2. 2. Definition • Basic computer`s software that provides a interface among the rest of programs, the hardware devices and the user • The basic functions of an operative system are administrate the redources of the machine, coordinate hardware and manage files directorys in storage devices
  3. 3. Most modern systems now • Windows 8 • Ubuntu 12.04 • Chrome os • Android 4.2
  4. 4. Windows 8 • Operating system designed either for desktop computer as tables, because this system has 2 desktops one is used as the normal desktop of windows, and the other one was made to manage all the applications tjat the user would have in his/her computer
  5. 5. Ubuntu 12.04 • Ubuntu is an operating system that is predominantly focused on ease of use and installation, the freedom of the users, and regular releases (every 6 months). • The name comes from the African concept of ubuntu, which means "humanity towards others", or "I am because we are". It is also the name of a movement South African humanist. Ubuntu aims to imbue this mindset to the world of computers. Ubuntu "Linux for human beings" slogan sums up one of its main goals: making Linux an operating system more accessible and easy to use.
  6. 6. Chrome os • Google Chrome OS is described as a lightweight operating system that will make its debut targeting netbook and mobile devices. • The OS, which is the Google Chrome Web browser running within a new windowing system on top of a Linux kernel, is expected to be able to run on x86 as well as ARM chips. Google is expected to open source the code in 2009, and netbooks running the Google Chrome OS will be available for consumers in the second half of 2010.
  7. 7. Android 4.2 • Android 4.2 Jelly Bean is the version of Google's mobile operating system that follows Android 4.0 Ice Cream Sandwich (ICS). Android 4.2 Jelly Bean will run on tablet computers and smartphones. • According to Google, there are more than 600,000 apps and games available for use with Android 4.2 Jelly Bean, along with thousands of movies and millions of songs and books. New features in Android 4.2 Jelly Bean include: • Support for multiple users without the need for logging out. • Smart keyboard with gesture typing. • Wireless display of images and videos on big-screen HDTVsets. • Instant processor acceleration when users touch the screen. • Wireless image and video sharing among multiple units in close proximity. • Automatic resizing and relocation of screen widgets for optimum display readability. • Enhanced screen magnification functions. • Continuous information updates (news, weather, travel data, etc.) through Google Now. • Voice-activated Web search with support for more than 30 languages. • Photo sphere camera for creating navigable panoramic images encompassing all directions in 3D space.