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Historie

Historie. Android Inc oprettet i 2003 Købt af Google i 2005 Første version af Android ude i 2007 Kan bruges til andet end mobiltelefoner. Elementer i Android. Introduktion til Android. Open software platform til mobil udvikling “A complete stack” – OS, Middleware, Applicationer

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Historie

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  1. Historie • Android Inc oprettet i 2003 • Købt af Google i 2005 • Første version af Android ude i 2007 • Kan bruges til andet endmobiltelefoner

  2. Elementer i Android

  3. Introduktion til Android • Open software platform til mobil udvikling • “A complete stack” – OS, Middleware, Applicationer • Et Open Handset Alliance (OHA) projekt • Baseret på et Linux operating system • Hurtig applikationsudvikling i Java • Open source under Apache 2 licensen

  4. Linux Kernel • Device drivers • Memory management • Process management • Networking

  5. Libraries • C/C++ libraries • Interface through Java • Surface manager – Handling UI Windows • 2D and 3D graphics • Media codecs, SQLite, Browser engine

  6. Android Runtime • Dalvik VM • Dex files • Mere kompakt og effektivt end class filer • Begrænset hukommelse og batteri forbrug • Core Libraries • Java 5 Std edition • Collections, I/O etc…

  7. Application Framework • API interface • Activity manager – styrer applicationers life cycle.

  8. Applications • Der er standard applikationer til: • Derudover brugerapplikationer • Det er muligt at erstatte standard applikationer

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