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What is this virtual reality . and what is it about virtual reality , you will know about it, in which you have been told well about virtual reality . what is virtual reality and its applications  Virtual reality (VR) technology has the potential to revolutionize many different industries and fields. Here are a few examples of some of the most promising applications for VR: Gaming : VR technology is already being used to create immersive gaming experiences that transport players to virtual worlds. Education and training : VR can be used to create simulations of real-world environments for use in training and education. For example, medical students can use VR to practice surgeries or astronauts can use it for simulations of space missions. Therapy : VR has been shown to be an effective tool for treating a variety of mental health conditions, such as anxiety, PTSD and phobias. Tourism : VR can be used to create virtual tours of historical sites, landmarks and other tourist attractio...

  Blockchain technology is a distributed tally system that allows multiple parties to record and  corroborate deals without the need for a central authority.  Each block in the chain contains a number of deals, and  formerly a block is added to the chain, the deals within it are considered to be  verified and can not be altered.   The technology is grounded on three core  generalities  Distributed Tally A blockchain is maintained by a network of computers rather than a central authority, which means that there's no single point of failure and no need for  interposers to  corroborate deals.    Cryptography Each block in the chain is secured using cryptography, which makes it  delicate for anyone to alter the contents of the block. Consensus The network must reach a  agreement on the contents of the blockchain, which is  generally achieved through a process called mining.    One of the  cru...