Typical contents after extraction ( tar -xzf jre-7u80-windows-x64.tar.gz ) would include:
The file jre-7u80-windows-x64.tar.gz is a . It is not a standard Windows installer ( .exe ). jre-7u80-windows-x64.tar.gz
When extracted, it contains the for Windows, but packaged in a Unix/Linux-style archive format. it contains the for Windows
