Run the QA Build interpreter as described in Running a QA Build Enquiry Program. Run the PROG9 program. This is an example DP4 program with drop-down menus that gives access to the example update, enquiry and report programs
Press the cursor keys <←> or <→> to move between the items in the menu bar. Press <Enter> to make a menu drop down, and use the <↑> or <↓> cursor keys to move between the menu options. Press <Enter> to select a menu option. DP4 runs the program associated with the menu action
Press <Esc> to return to the menu program, and select the Exit option to return to the DP4 System Main menu. Press <Esc> several times to return to the DP4 System Main menu