e) and represents the "current runtime environment" which could be anything
from Sun's implementation of the Java Virtual Machine and interpreter running
on Solaris to ACME Company's implementation of the Virtual Machine
and interpreter running on the ACME toaster.
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Runtime objects provide two services. First, they communicate with the components
of the runtime environment--getting information and invoking functions. Second,
Runtime objects are also the interface to system-dependent capabilities. For exa