Which of the following actions can be performed in the Process After Input (PAI) processing block? Set fo the GUI status of the screen Check the function code Modify screen attributes dynamically Set title bar. When is a foreign key check performed on an input/ouput field? If the fields refers to a dictionary field for which a value help is defined If the fields refers to a dictionary field for which an append search is defined If the field refers to a dictionary filed for which a check table is defined If the field refers to a dictionary filed for which a search help is defined. Using the system table what can you modify through a LOOP AT SCREEN … ENDLOOP construct? Function codes of buttons Attributes of screen elements Screen status Values of screen elements. Which statement ends a screen sequence and starts from the initial screen? SET SCREEN 0 LEAVE TO SCREEN 0 CALL SCREEN LEAVE SCREEN. Which ABAP statement can make an element visible that you statically defined as invisible? SCREEN-ACTIVE = 1. SCREEN-INVISIBLE = 1. SCREEN-INVISIBLE = 0 SCREEN-ACTIVE = 0. Which of the following function types in a GUI status are reserved fro internal use? E - Exit H - Help request S - System T - Transaction.