What affect has information technology had on human resources?

Well, information technology has brought up the massive change in field of education, industrial, agricultural, human resources field etc. The very effect that can be seen in this particular question is that IT has taken HR into playing the role of 21st century HR i.e. more usage of E Rps, Iv Rs and web based portals, that not only have enhanced the performance speed but also the effectiveness of responses and a simple ground for all users to complete their tasks in timely manner. Overall IT has been engaged in providing the one roof to HR where each n every client would get benefit in case a self service is needed at any point of time.