Option Description
-client Runs the client VM
-serve Runs the server VM, which is optimized for server systems
-classpath adirectories A list of directories or JAR or Zip archive and archives files used to search for class files
-cp Same as -classpath
-D name=value Sets a system property
-verbose Enables verbose output
-version Displays the JRE version number, then stops
-showversion Displays the JRE version number, then continues
-? or -help Lists the standard options
-X Lists nonstandard options
-ea or -enableassertions Enables the assert command
-ea classes or packages Enables assertions for the specified classes or packages
-esa or -enablesystemassertions Enables system assertions
-dsa or -disablesystemassertions Disables system assertions