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Big Data technologies are needed because the volume, variety, and speed of data generated in the modern digital environment have increased enormously. Data is produced through social media, e-commerce transactions, smartphones, sensors, Internet of Things (IoT) devices, banking systems, healthcare applications, websites, satellites, and business operations. Traditional database systems are often unable to store, manage, and analyse such massive and complex datasets efficiently. Big Data technologies provide scalable and cost-effective methods for collecting, storing, processing, and analysing data to support better decision-making and innovation. The need for Big Data technologies arises from several factors. First, organisations generate huge quantities of data that _________ ______ ____ ______ _______.
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