Daphnis Software Services QA Tester Interview Questions and Answers for Experienced

Encapsulation is the process of hiding implementation details and exposing only necessary information.

• Encapsulation is a fundamental concept in object-oriented programming.

• It helps in achieving data abstraction and information hiding.

• It allows for better control over the data and prevents unauthorized access.

• Example: A class in Java can have private variables and public methods to access them.

• Example: A capsule is a go...read more

Polymorphism is the ability of an object to take on many forms. It allows objects of different classes to be treated as the same type.

• Polymorphism is a fundamental concept in object-oriented programming.

• It allows a single interface to be used for different types of objects.

• Polymorphism is achieved through method overriding and method overloading.

• Example: A shape class with different subclasses like circle, square, and ...read more

Java is a high-level programming language, while C++ is a general-purpose programming language.

• Java is platform-independent, while C++ is platform-dependent.

• Java uses automatic memory management (garbage collection), while C++ requires manual memory management.

• Java has a simpler syntax and is easier to learn, while C++ has a more complex syntax.

• Java is mainly used for developing web and enterprise applications, while C...read more

A tuple is an immutable sequence of elements in Python.

• Tuples are defined using parentheses ()

• Tuples can contain elements of different data types

• Elements in a tuple can be accessed using indexing

• Tuples are immutable, meaning their elements cannot be modified once created