Big Data is one of the main drivers of the formation of information and communication technologies in modern
conditions of high-tech production. The ever-growing capabilities of analyzing a large amount of information are
currently significantly changing the business environment and the business processes that take place in it. The use of Big
Data technologies can play a significant role in the innovative development of the digital economy in the near future. In
today's world, where information is updated at an incredible speed and comes from a variety of sources, companies have
to work with huge amounts of information and data. Big Data technologies allow you to collect, store, structure and
analyze large amounts of information. This helps the management of the company to find patterns and causal relationships
between various factors and use this advantage to obtain positive results. The article is devoted to the study of the basic
concepts associated with Big Data, the basics and principles of working with methods and approaches of Big Data.
Particular attention is paid to methods of processing these types of information using the data preprocessing method. This
method was used for specific examples and the corresponding results were obtained.