JAVA was developed so that the same program could be executed on multiple hardware and operating system platforms, it is not Architecture Specific.
The following answers are incorrect:
Object-oriented. Is not correct because JAVA is object-oriented. It should use the object-oriented programming methodology.
Distributed. Is incorrect because JAVA was developed to be able to be distrubuted, run on multiple computer systems over a network.
Multithreaded. Is incorrect because JAVA is multi-threaded that is calls to subroutines as is the case with object-oriented programming.
A virus is a program that can replicate itself on a system but not necessarily spread itself by network connections.