Augmented reality (AR) is a technology that involves overlaying digital information onto the real world. AR is used in many applications, such as gaming, advertising, and education. Popular AR platforms include Apple ARKit, Google ARCore, and Vuforia. Visit our site Big data refers to the vast amounts of data that are generated by businesses and other organizations, often at high velocity and with a variety of formats. Big data technologies are used to store, process, and analyze this data in order to extract insights and make better decisions. Popular big data platforms include Hadoop, Spark, and Cassandra.