Digital technology refers to electronic tools or automatic systems designed to store and process data. Digital technology provides us to work online, e-shopping, apps, and social media. Digital information can be stored on different types of media including electronic storage devices like digital files and memory cards. Some examples of digital information may include email, web pages, pictures, music, videos, documents, and other such data. Digital information refers to video, images, text, and sound. Digital Information Technology is a broad branch of engineering, which concentrates on converting data into information and then vice versa. In addition, digital information technology is used to transfer data and information in the form of images, texts, sounds, and videos.This paper attempts to demonstrate the significance of digital information technology in 21^st century.