You only need one version of the JRE to run a Java application.
By implementation if you mean running java applications and applets. then go to java.com and download and install java run time environment in your computer. you will be able to run java applets in your browser and java applications in your computer. if some thing else ? let me know by giving extra details.
its bad unless the wood to make the paper is planted or recycled again if its on a computer then electricity is needed so it has to be made and that can damage the enviroment
Diapers
newest version is needed
A cool temperature is needed.
they needed food and men
Depends what the manga's about.
Kind of a vague question, but computer ports are needed so different devices (such as a mouse or keyboard) can communicate with your computer, and allow you to use it.
pH 7
you scan pictures into your computer for future usage when needed.
No
There are several definitions and colloquial versions of this word, so clarification is needed.