The principal functions of 
               		Data Express are to: 
               	 
            
 
            	 
             
               		
               - Perform consultation and maintenance functions to define the work area. 
                  		
               
  
               		
               - Schedule batch jobs to run on z/OS. (Data Express for z/OS only.)
                  		
               
  
               		
               - List application files, with the possibility of applying selection filters with user-defined criteria. 
                  		
               
  
               		
               - Complete and/or selectively access all information available for the selected data store: 
                  		  
                  
 
                     			 
                     - Details of the record layout 
                        			 
                     
  
                     			 
                     - Selection of the data classes defined 
                        			 
                     
  
                     			 
                     - Display (also graphical) of data element contents 
                        			 
                     
  
                     		  
                  
 
                  		
                 
               		
               - Perform consultation and maintenance functions to confirm the results of batch phases run on z/OS. (Data Express for z/OS only.)