This week's book giveaway is in the OCAJP 8 forum. We're giving away four copies of OCA Java SE 8 Programmer I Study Guide and have Edward Finegan & Robert Liguori on-line! See this thread for details.
I think of the JRE as the files which are needed to run a JVM, which is an active process on your computer. You can install a JVM once on your machine, and then you can (if you want) run several simultaneous independent JVMs using those JRE files. [ April 24, 2002: Message edited by: Jim Yingst ]