Ans. Augmented reality is a form of virtual reality. It is basically, the integration or combination of digital information with the environment of the user. It is not exactly the same as virtual reality, as it takes into consideration the information of the environment of users as well. The main objective of augmented reality is to provide the best audiovisual experience to its customers. The main components of the augmented reality include hardware, software, and the remote server. The hardware component of augmented reality consists of various things like processors, displays, sensors, etc. The display of augmented reality can be a monitor, camera, and other hand-held devices. Software as a component of augmented reality plays very vital as well as crucial role. Virtual images can be easily generated using this software of augmented reality. Such images can be used to overlap the real images. The software of augmented reality can be AutoCad3D or Cinema 4D. Along with the hardware and software, remote servers are also very important for the purpose of storing the virtual images that are created using the augmented reality. Augmented reality works on two different approaches namely, marker-based and location-based. A QR code is the form of the marker-based approach of augmented reality. It is also known as recognition-based. The cameras of smartphones when having location-based augmented reality, the application remains pointed towards the real scenes.