This is illegal, so no, it's not what happens.
This is illegal, so no, it's not what happens.
http://www.abc.net.au/7.30/content/2013/s3786315.htm
"In May, 2013 the Canadian Broadcasting Corporation, in its extensive coverage of the hiring of temporary foreign workers in Canada and the unemployment issues faced by Canadians , reported that TCS (Tata Consultancy Services) rarely hires skilled experienced Canadians while advertising open positions in Canada." - http://en.wikipedia.org/wiki/Tata_Consultancy_Services#Hirin...
Tata Consultancy Services is one of India's biggest IT company's.
In Australia its exploitation of 457 visa's. Which is if you have adequately looked for locally for talent but cant find any; you can hire abroad. However as seen in the video, the companies don't look adequately and import cheaper talent.
If I remember correctly Robert Cringely has talked about similar issues with IBM and the US.