What exactly is Big Data? This video defines and explains Big Data as well as Hadoop and MapReduce in simple language.
Rating Newest Oldest. Best Answer: Time is an illusion in that it's not a real, *natural* feature of the universe. Time is not absolute, meaning there's no Cosmic Master Clock that ticks off the correct time for the entire universe.
Delusion is a fixed belief, which can be either false or fanciful. Illusion is only distortion of the senses. While illusion is a physical phenomenon, delusion pertains to the mental aspect. Illusion is something that you and every one know is just an illusion only and not true.