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.

List and explain the different type of data structures?

1 Answers  

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which indicator is used for read?

0 Answers   IBM,

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Why would you prefer OPNQRYF than logical file?

1 Answers  

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What controls which printer a report goes to?

4 Answers   Wipro,

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what is the maximum number of records you can specify in a display file?

1 Answers   IBM,

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what are different types of substems?

1 Answers   IBM,

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can we retrieve dspf source?

2 Answers  

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what is the use of dspatr(mdt) keyword?

1 Answers   IBM,

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Can anyone answer me when we will go for LF without key fields

4 Answers   HCL,

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a program variable coded in an embedded sql statement is referred to as?

1 Answers   IBM,

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how can a message from a message file appear as a constant on the screen?

1 Answers   IBM,

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To Add A File To The 'file Selection' Option Of A Query, The Function Key To Be Pressed Is?

0 Answers   IBM,

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