Black and Wiliam (1998a) also noted that for assessment to function formatively, the feedback information had to be used, and thus the differential treatments that are incorporated in response to the feedback are at the heart of effective learning.
A hypervisor is a unique type of software that allows a computer to run more than one operating system (OS). Through a process known as virtualization, the software tricks each OS into thinking it has exclusive access to a particular set of hardware.
The Hyperloop is a tubular transport system that carries passengers in capsules at speeds reaching more than 700 miles per hour. Tesla and SpaceX CEO Elon Musk first proposed the idea in a white paper published in 2013 and made his research public so others could pursue developing the concept.