With the evolution of cutting-edge technologies, industries around the world are transforming due to the new industrial revolution, i.e., "Industry 4.0". The technologies associated with it like artificial intelligence (AI), blockchain, quantum computing, robotics, and the Industrial Internet of Things, are paving the way to smart factories, and are providing immense opportunities for organizations, to digitalize and automate their manufacturing environments. Industry 4.0 opened up enormous prospects not only in the demand for new professions, but also in the growth of new businesses, and national economies. The adoption of new innovative technologies, collectively called. Industry 4.0, is transforming various sectors like *tones, healthcare, automotive, supply chain, banking, agriculture, smart grid, etc.