Exit Statuses and Return Codes Back to: Shell Scripting: Discover How to Automate Command Line Tasks Previous Lesson Shell Scripting, Succinctly – Practice Exercises Lesson 5 within section Shell Scripting, Succinctly. You must enroll in this course to access course content. Next Lesson Exit Status Demo Lesson 2 within section Exit Statuses and Return Codes. You must enroll in this course to access course content.