What Is Computer Virus?

3. Conclusion
In conclusion I would like to say few words about future of this classification. Nowadays computer technologies and all software develop very quickly. It helps new types of computer viruses to appear. Viruses are becoming more and more dangerous and 'cleverer'. It means that viruses can be found more and more hard. But I think that this classification can be saved a long time thank for principles of work of computer. It means that this classification will be changed when computers work by principles that differ from principles of von Neiman. So this classification can be change by adding new subtypes of basic types if virus makers have created something new.
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