COMPUTER SCIENCE AND ENGINEERING
DATA STRUCTURES
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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2, 2, 1, 1, 2
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2, 2, 1, 2, 2
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2, 1, 2, 2, 1
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2, 1, 2, 2, 2
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Detailed explanation-1: -The correct answer is 2, 2, 1, 1, 2.
Detailed explanation-2: -Answer: The sequence of popped out values is : 2, 2, 1, 1, 2.
Detailed explanation-3: -The following sequence of operations is performed on a stack: push(1), push(2), pop, push(1), push(2), pop, pop, pop, push(2), pop. The values will be output in this order: 2, 1, 2, 2, 1. 2, 1, 2, 2, 2.
Detailed explanation-4: -The number that will be generated on push(5), push(8), pop, push(2), push(5), pop, push( ) will be 52 not 8552. incorrect option: (c) 255!
Detailed explanation-5: -isEmpty() isEmpty is a boolean function in stack definition which is used to check whether the stack is empty or not. It returns true if the stack is empty. Otherwise, it returns false.