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1.

Editions of Java

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Java is a high-level, general-purpose, object-oriented programming language. It is easy and used to develop any kind of program. Apart from this, it can also be used in Android development.

Java mainly has three editions -
Java Standard Edition(SE): develop applications that run on the desktop.
Java Enterprise Edition(EE): develop server-side applications.
Java Micro Edition(ME): develop applications for mobile devices.

Java Development Kit

Set of programs that enable us to develop our programs.
Contains JRE(Java Runtime Environment) that is used to run our programs.

Java Architecture

Java Architecture consists of mainly three components:

JVM: One of the main features of Java is Write Once Run Anywhere, i.e. it is platform-independent. It can run on any OS irrespective of the environment because of Java Virtual Machine.

JRE: Java Runtime Environment provides an environment for the Java programs to be executed.

JDK: It is the software development environment that is mainly used in the development of Java applications and applets.

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