摘要：Nowadays it is easy for the users who live in a digital era, to access social networks not only from their computers, but also from their mobile phones, to upload pictures instantaneously, to send messages on Whatsapp or to share their location with other users. At the same time, the business world is also changing at high- speed. Dematerialization has already affected different business sectors; it has even put an end to a model that has been used for years. Cloud Computing allows technology to access in the economy and society, not only allowing users to be connected to this new digital world through their mobile devices, but also to do it through any kind of device, which is commonly called Internet of Things. This will create a large amount of digital information which will need the storage and processing capacity of large volumes known as Big Data. The aim of this work is to determine the ideas of investigation to allow a proper analysis of large volumes of data which has been created to improve the efficiency and effectiveness of the decision making system
