Java Fundamentals
What is a computer program? A program is a sequence of instructions that a computer can execute to perform some task. Learning to code is a lot easier once you know the basics. Before jumping into any language, you need to understand some basic concepts like variables, data structures , syntax , and a couple of other things.
There are two basic blocks of programming: data and instructions and to work with data, you need to understand variables and data types; to work with instructions, you need to understand control structures and subroutines (methods). Java is the most widely used object-oriented programming language. Java applications run on Windows, Mac OS X, Linux, and Solaris, and many other operating systems. The following lessons will focus on Java language fundamentals and its related concepts can be implemented in Java.
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