Compiler converts code written in Java into byte code. It includes a compiler, Java application launcher, Appletviewer, etc.JDK contains tools required to write Java programs and JRE to execute them.It is possible to install more than one JDK version on the same computer. JDK helps them to code and run Java programs. Java developers can use it on Windows, macOS, Solaris, and Linux. The full form of JDK is Java Development Kit. JDK is a software development environment used for making applets and Java applications. The machine understands this source code and translates them into machine understandable code, which is an executable code.Īll these functionalities happen inside the following 3 Java platform components: However, you need to worry about the machine code, as programming is all about the source code. Therefore, it would be different machine codes for other models of CPU. These machine codes run at the CPU level. These computers or chips understand only one thing, which is called machine language or code. Therefore, the CPU or Chips never understand the source code written in any programming language. A Java Programmer writes a program in a human-readable language called Source Code.
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