The latest technologies have revolutionized manufacturing products, services, and marketing strategies. The knowledge to use these technologies is possessed by the people who are known as professionals, specialists and technicians. Organizations improve productivity and quality of their products with the help of these human resources. Each of these resources have distinct role to play that cannot be substituted by any other. It is the human resource, equipped with knowledge and is in-charge of machines and materials, which can perform the magic of converting materials into quality products,...