Here is a great video on the topic.
What is disruptive technology?
Simply put: Disruptive technologies are new technologies that
unexpectedly displace an established technology.
Cloud & Mobile technologies the most disruptive technologies
In a recent survey conducted by KPMG, cloud & mobile technologies
are expected to continue to gain momentum as the most disruptive technologies
in Business in years to come. Its also predicted that Cloud, Mobile,
data and analytics will have the greatest impact on organizations.