Learn Java Programming from Basic to Advanced

A keyword is a reserved word with a specific meaning that tells the compiler and cannot be used as a class or method name.

Learn how Java comment lines work, including single-line, multi-line, and documentation comments, with examples like the addition of A and B. Then explore how operators are used alongside these comments.

Explore java object oriented programming as a paradigm using classes and objects. Understand key concepts like inheritance, interface, polymorphism, abstraction, encapsulation, and data abstraction, plus method overloading and overriding.

Practice Java basics with programs for odd/even, grades, nested if, switch case, Fibonacci series, multiplication tables, factorials, and Armstrong numbers.

Explore how Java packages group classes and interfaces, how the import keyword brings in a package, and how interfaces declare methods, as shown by the hello interface example.

Learn how arrays in Java store homogeneous data, with single dimensional and multi dimensional arrays, index-based access, length property, and practical examples including a three by three matrix.

Explore Java exceptions, including unchecked and checked types. Learn how try, catch, and finally blocks handle runtime errors, with examples like divide by zero and file not found exception.