what is different b/w jdk and jre

Answer 1

jdk is the development kit that a programmer uses to make java programs. Jre is the runtime environment that interprets the compiled java program and translates it to be compatible with the end users computer.

Answer 2

A Java virtual machine (JVM) is an abstract computing machine that enables a computer to run a Java program. There are three notions of the JVM: specification, implementation and instance. The specification is a document that formally describes what is required of a JVM implementation.

Answer 3

well it is quite simple no need to be confuse about it.Basically jre is an software which will interprets Java program into machine code n vice versa.Jdk is a part of jre only. you can also say jre is a like book n jdk is content of that book.

Answer 4

jdk is Java development kit and jre is one component of jdk which converts byte code into machine code