Mainframe, MVS and zOS Discussion

is there any way using which I can get a cobol simulators for learning, away from office?

Google is your friend. Googling free cobol returns about 3,510,000 hits and several on the first page include links to COBOL compilers / emulators you can download and run yourself.

Thanks for the directions Robert.

Thank you enrico for the link, that's gives a good start.