IntroductionArchitectureControls and compound controlsActive ObjectsLocalizationSecurityFuture Scope

Nokia’s mobile operating systemOpen sourceExtension of EPOCTarget Platforms (x86 and ARM) RISC

processorsDesigned in C++Licensed under EPLTrue Microkernel OSStandards – S60, UIQ, MOAP

Support for vast variety of languages like Perl Python J2ME VB OPL

Designed Keeping These factors in mind Integrity and security of User data Faster response time All resources are scarce

Event based Active Objects Observer Design Pattern

Callback mechanismCooperative MultitaskingUse of asynchronous requests.ThreadingActive SchedulerMultitasking in a same threadPossible to perform preemptive multitasking.

CertificatesCapabilitiesSymbian Signed is the way !.sis and .sisxFirmware editor

TextboxesLabelsButtonsToolsbars