Questions and Answers
What is the main characteristic of a stack data structure?
Last In, First Out (LIFO)
What are some common uses of stacks?
Nesting (such as parentheses), evaluating arithmetic expressions, implementing function or method calls, keeping track of previous choices, page-visited history in a Web browser, and undo sequence in a text editor
What is the syntax to create a generic stack in Java?
Stack stack = new Stack();
What does the 'push' operation do in a stack?
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What does the 'isEmpty()' method do in a stack?
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