Multiple choice technology mainframe Which of the following is / are valid line commands in File-Aid DB2? I, In Gd Di, Df Cf, Dl Reveal answer Fill a bubble to check yourself A Correct answer Explanation In File-Aid DB2, 'I' and 'In' are valid line commands for inserting rows. 'Gd', 'Di', 'Df', 'Cf', and 'Dl' are not standard File-Aid DB2 line commands. The tool uses specific short codes for line operations.