McqMate
| Q. |
At this point, ‘*’ is encountered. What has to be done? |
| A. | 5*4=20 is pushed into the stack |
| B. | * is pushed into the stack |
| C. | 2*3=6 is pushed into the stack |
| D. | * is ignored |
| Answer» A. 5*4=20 is pushed into the stack | |
| Explanation: when an operator is encountered, the first two operands of the stack are popped, evaluated and the result is pushed into the stack. | |
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