What is Class? What is Object? Get 2nd maximum from array? Give real life examples of stack data structure.

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Accepted Answer

Class is a blueprint for creating objects. Objects are instances of a class. 2nd maximum can be found by sorting array and returning the second last element. Stack data structure is used in browser history, undo-redo operations, etc.

Class is a template for creating objects with similar properties and methods
Objects are instances of a class that can have unique values for their properties
To get 2nd maximum from an array, sort it in descending order and return the second element
Stack data structure follows Last-In-First-Out (LIFO) principle
Examples of stack data structure include browser history, undo-redo operations, and call stack in programming

What is Class? What is Object? Get 2nd maximum from array? Give real life examples of stack data structure.

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