When you install Java with the JDK, you get a Java Runtime Environment ... A JAR file uses a standard ZIP algorithm to compress files. As such, you can use any Zip or decompression utility as a JAR ...

The difference between JAR files and other file compression formats like ZIP and RAR is that the Java Runtime Environment uses the former. The unique feature of JAR files is the manifest ...

When Java applications are deployed, all of the files that constitute the Java app are compressed and packaged into a single file. While compressed files are typically given a .zip extension, the Java ...