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OOPs stands for Object-Oriented Programming. It is a programming paradigm based on the concept of objects.
Features of OOPs include encapsulation, inheritance, polymorphism, and abstraction.
Encapsulation allows bundling of data and methods that operate on the data into a single unit.
Inheritance enables a new class to inherit properties and behavior from an existing class.
Polymorphism allows objects to be treated as inst...
ArrayList is a dynamic array in Java that implements List interface.
ArrayList allows dynamic resizing, adding, and removing elements.
Implements List interface which provides methods like add, remove, get, etc.
Example: ArrayList<String> names = new ArrayList<String>();
I applied via Naukri.com and was interviewed in Apr 2020. There were 5 interview rounds.
I applied via Company Website and was interviewed before Jun 2020. There were 5 interview rounds.
I applied via Recruitment Consultant and was interviewed in Nov 2020. There were 3 interview rounds.
I applied via Naukri.com and was interviewed before Oct 2019. There was 1 interview round.
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