IT courses involve the study of computers and networks in order to process, clean, store, and secure business information or any type of information intended for professional purposes. Information Technology focuses on the regulation and security of data using electronic devices and software. The duration of the IT course varies according to education level. Six-month online courses are also available and some courses last between two and four years. The demand for knowledge and innovation in this field has increased, and IT courses after 12th grade have become one of the most well-known fields in education. IT has the best compensation package.