What is the return value of a shell script after successful execution? 05/22/2020 – by Mod_GuideK 0 What is the return value of a shell script after successful execution? A. 1 B. 0 C. -1 D. -255 E. 255 SHOW ANSWERSCorrect Answer: B Explanation/Reference: Download Printable PDF. VALID exam to help you PASS.