Answer / anuj tiwari

A device file contains the description of how data is to be presented to a program from a device or vice versa. Device file can be Printer, Disk, Tape and Remote system.

when would you prefer logical file than opnqryf?

1 Answers   IBM,

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Hi friends i have i question please reply me asap. what would be coding in DDS and programing part for this condition suppose that i have three fields in the display file(subfile)which has 7 record format. Condition is ''The supplier LOT, ISSUED TO PROD and LINE GRP fields in display file(Subfile) will not be shown if their respective fields are blank/zero in the record formats WIM311FM and Record format WIM311FM. I want coding part in DDS and Programing. Please reply me as soon as posible.

1 Answers   IBM,

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what key word is used when screen is re-display?

0 Answers   IBM,

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Distinguish between logical file and physical file?

1 Answers  

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Q. Soppose one job is running in a batch mode for long time now i want to kill(end)this batch job.How you will achive this?

4 Answers   IBM,

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Can fields be concatenated INa logical file level?

1 Answers  

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How to trap errors in CL?

1 Answers  

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How many MONMSG commands can declare in a CL program?

3 Answers  

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What is the purpose of OPNQRYF (Open Query File)?

1 Answers  

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what is cab?

0 Answers   IBM,

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what is xfoot opcode ?

1 Answers   IBM,

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Can anybody please tell me what is difference between SQL (STRSQL ) and WRKQRY .....?

3 Answers  

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