Multiple choice technology mainframe What is maximum level of nesting allowed in PROCs? Nesting Not Allowed 12 15 122 Reveal answer Fill a bubble to check yourself C Correct answer Explanation JCL allows PROCs to be nested up to 15 levels deep. This means a PROC can call another PROC, and so on, up to 15 levels of nesting. Nesting is definitely allowed, ruling out option A.