Q. In recent times, Virtual Reality (VR), Augmented Reality (AR), Mixed Reality (MR) etc. are proving useful in several fields and applications. Consider the following pairs of examples of these applications:

1. Pokemon Go – Virtual Reality
2. Google Cardboard – Augmented Reality
3. Microsoft’s HoloLens – Mixed Reality

Which of the above is / are correct?
Answer: Only 3
Notes: Augmented Reality (AR) overlays digital elements on live views, often via smartphone cameras, as seen in Snapchat lenses and Pokémon Go. Virtual Reality (VR) offers immersive experiences that exclude the physical world, using devices like HTC Vive and Oculus Rift to transport users to various environments. Mixed Reality (MR) merges AR and VR, allowing real and digital objects to interact, with Microsoft’s HoloLens as a notable example. Extended Reality (XR) encompasses all technologies enhancing our senses, including AR, VR, and MR.