God,it finally solves my problem.I cannot remember how many times I re-read read books just trying to understand muliple virtual storage but failed. Though still much to learn,it's a big big step for me,a beginner.Thank you all, so kind and quick reply:)
-- Best Regards, Johnny Luo ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to [EMAIL PROTECTED] with the message: GET IBM-MAIN INFO Search the archives at http://bama.ua.edu/archives/ibm-main.html
