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 and Illusion. Though Illusion and delusion can be thought of as synonyms, they actually have different meaning. While illusion pertains to unreal vision, delusion can be said to be a false belief. Illusion can be termed as a misleading perception. You will be seeing something but the fact is that you see it in a different perspective. Illusion means misjudging the length, direction and shape of objects that are seen.