The File Section describes the record-level information about the files that the program uses. 
               	 
            
 
            	 
            
               General Format
 
               		 
               		FILE SECTION.
   [ file-desc { record-description } ... ] ...
   [ sort-desc { record-description } ... ]  
               	   
            	 
            
               General Rules
 
               		 
               		
                
                  		  
                  - The File Section header is followed by a series of 
                     			 file-desc entries and 
                     			 sort-desc entries. 
                     		  
                  
  
                  		  
                  - A 
                     			 file-desc entry consists of a level indicator (FD), a file name, and a series of independent clauses. These clauses specify various
                     logical and physical record attributes. 
                     		  
                  
  
                  		  
                  - A 
                     			 sort-desc entry consists of a level indicator (SD), a file name, and a series of independent clauses. These clauses specify various
                     record attributes.