Mainframe, MVS and zOS Discussion

Thanks William.

What is this number referring to? I don't understand it:

William Collins wrote:Here is your number (S9(3)).

Code: Select all

ZNZNSN

As has been talked about, that's an old way of coding practice. One of them is known as "class indicator" and other is "Label". Class Indicator: The Class Indicator can be and have the following meanings: UR = Unit Record - card reader, card punch, printer UT = Utility - Tape or...

Hi, I have about the file declaration in the FILE CONTROL REGION. The code I have looks this- SELECT MST-FILE ASSIGN TO UT-S-MST. SELECT SALES-FILE ASSIGN TO UT-S-SALES. SELECT FINAL-RCT ASSIGN TO UT-S-RCT. In the JCL we only use MST etc. as the DD name then in the bove code why are we using this UT...

You're welcome.

Howerver, why don't you try it? With a USAGE DISPLAY numeric and a PACKED-DECIMAL/COMP-3. Then look at the Language Reference and the Programming Guide to see if you can clear it up yourself, and then come back here with any problems you still have. Thanks for the guidance William, however, unfortu...

Thank you Robert. I searched on the terms you suggested and it was a great learning.

Thanks,
Neeraj

057.

Hi, I've been asked that if can we move the alphanumeric value to numeric variable? For example, 01 WS-ALPHA PIC X(4) VALUE 'ABCD'. 01 WS-NUM PIC S9(3). If we move WS-ALPHA to WS-NUM - will that be allowed? My answer was yes we can move. Then I was asked that will it get S0C7? I said MOVE will not c...

Quite a good number of tips, Thanks for sharing them.

Regards,
Neeraj

It looks nice.

041.

Thanks Robert. Your post makes me understand that how less I know. I'm sorry of not telling it before - I need the information for sequential data-set. I read your post carefully and did not understand this line common are mod 3 with 3335 cylinders and mod 9 with 10,050 cylinders but others are poss...

Hi,

How can we calculate the total used space, in bytes, of a data-set? The DASD Type is 3390. I've looked at some online references but I'm not sure if got all them correctly.

Thanks,

032