BASICS OF ALL THE OUTSYSTEMS WHICH INCLUDES ALL THE EXAMPLES SUCH AS 1) ACTIONS - SCREEN,CLIENT, SERVER. 2) WIDGET EXAMPLES - IF ELSE, SWITCH, ASSIGNMENT & EXPRESSION. 3) TABLE & FORM - TABLE WIDGET AND GET DATA FROM DATABASE, TABLE WIDGET AND GET DATA FROM DATABASE. 4) WAYS TO FETCH DATA FROM DATABASE - FETCH-DATA-FROM-DB-USING-AGGREGATE, FETCH-DATA-FROM-OTHER-SOURCES, FETCH-DATA-AS-STRUCTURE. 5) BASIC WIDGETS - FORM WIDET & BUILT IN VALIDATION, DROPDOWN, RADIO, CHECKBOX, DEPENDENT DROPDOWN. 6) LIFE CYCLE OF SCREEN 7) SEND EMAIL 8) ENFORCING SECURITY IN APPLICATION - ROLE BASED SECURITY ADMIN, ROLE BASE SECURITY MANAGER. 9) REUSABLE UI COMPONENTS - WEB BLOCK, WEB BLOCK WITH INPUT PARAMETER, WEB BLOCK WITH RETURN EVENT. 10) CHARTS AND GRAPHS 11) LISTS - LISTS & EXPORTING AS EXCEL. 12) BUILT IN FUNCTIONS 13) ADVANCE LIST WIDGET, TOOL TIP WIDGET, ACCORDIAN, DATE PICKER, FILE UPLOAD WIDGET. 14) CSS & JQUERY 15) EXCEPTION HANDLING - EXCEPTION HANDLING, THROWING EXCEPTION. 16) MODEL POPUPS - SHOW/HIDE POPUP, SPINNER POPUP, TOGGLE POPUP. 17) CONSUME & EXPOSE API - CONSUME API, EXPOSE API, CONSUME CUSTOM AUTHENTICATION API. 18) ASYNCHRONOUS PROCESS - PROCESS, TIMERS.