Computer Science · Data Structures
A stack follows the Last In, First Out (LIFO) principle. If we push elements 10, 20, 30 onto a stack and then pop twice, what will be the top element after these operations?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Empty stack
- 230
- 320
- 410✓
Correct answer
10
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