HomeEngineeringWhich of the following special shell variables is used to process number of the current shell ? 56. Which of the following special shell variables is used to process number of the current shell ?By Admin / September 13, 2025 A. $! B. $$ C. 0 D. $* ✅ The correct answer is option B.
1. A fire tube boiler is limited to a maximum steam pressure of about __________ kg/cm². Leave a Comment / Basic Chemical Engineering MCQs, Chemical Engineering, Engineering / By Admin
2. Transformer cores are normally made from Leave a Comment / Basic Chemical Engineering MCQs, Chemical Engineering, Engineering / By Admin