I got the answer very fast..Zooom! even before i got my own question.
I got 2 replys as of now.
Thanks a lot to
Gert Marais <maraisg@saps.org.za>
David Beard <beard@abel.maths.adelaide.edu.au>
and to all those from whom i will be receiving replies.
Well i should use the n option in the command which is for norewind.
I did not get any answer for the tape partitioing question.
I will post a different Summary if i get any answers.
Thanks a lot for all of you.
Mohan.