1. Introduction You can read more about Big Data in Wikipedia which is also a company that generates and processes huge amounts of data itself.
MapReduce and Apache Hadoop are the technologies we will be talking about more in this course.
2. Data Sources According to IBM: “Every day, 2.5 billion gigabytes of high-velocity data are created in a variety of forms, such as social media posts, information gathered in sensors and medical devices, videos and transaction records”
