J P Construction Associate Software Developer Interview Questions and Answers

Q1. Polymorphism in java, oops
Ans. 
Polymorphism in Java allows objects of different classes to be treated as objects of a common superclass.
• Polymorphism is achieved through method overriding and method overloading.

• Method overriding allows a subclass to provide a specific implementation of a method that is already provided by its superclass.

• Method overloading allows multiple methods with the same name but different parameters in the same class.

• Polymorphi...read more
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Q1. What is data structure?
Ans. 
Data structure is a way of organizing and storing data in a computer so that it can be accessed and used efficiently.
• Data structures are used to manage large amounts of data efficiently.

• They provide a way to organize data in a way that makes it easy to access and manipulate.

• Examples of data structures include arrays, linked lists, stacks, queues, trees, and graphs.
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Explain logic of stack