FIS Senior User Interface User Experience Designer and Developer Interview Questions and Answers

Multithreading in Java allows for concurrent execution of multiple threads within a single program.

• Multithreading can improve performance by allowing multiple tasks to be executed simultaneously.

• Java provides built-in support for multithreading through the Thread class and Runnable interface.

• Synchronization is important to prevent race conditions and ensure thread safety.

• Examples of multithreading in Java include GUI a...read more

Method overloading is a feature in OOP where multiple methods can have the same name but different parameters.

• Method overloading is used to improve code readability and reusability.

• The methods must have different parameters, either in number or type.

• Example: void print(int num), void print(String str), void print(int num1, int num2)

• Method overloading is resolved at compile-time based on the number and type of arguments

A class is a blueprint for creating objects that have similar attributes and behaviors.

• A class is a user-defined data type that encapsulates data and functions.

• It provides a way to organize and structure code.

• Objects are instances of a class.

• Classes can inherit properties and methods from other classes.

• Examples of classes in programming languages include String, Integer, and List.