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MainFrame Interview Questions
Questions Answers Views Company eMail

Explain about open switch business continuity software?

 560

How to read and write a single record into a file. I would like to use it to enter a single 8-character piece of information and use it to put it into a variable for processing in JCL. Thank you

 603

What is the difference between copybooks and subprocedures in as400?

 801

Why we have multiple data types in As400 and why we use numeric, packed, decimal, zoned the basic difference between this?

 603

Can we move X(7) to S9(7) COMP?

 1 1072

Can we change a FB file to VB file in JCL? Please help

 1 1142

Can a indexed file be accessed in arrival sequence in RPG?

 1 1406

How do u design a physical file, when you have 2 Unique fields like for eg in A student file student ID and student examination no both are unique

 546

How to write record if no field or the field are different in physical file in rpgle ?

 478

When we have a file with Duplicate records and I want to read the unique record from the file. For example a file containing Emp Name as 'Ram' and there are 3 entries of it. So how to read a unique record from File?

 496

How to read a record from file where there is multiple record occurrence is available?

 1 1322

Assume 2 users are using the same file and first user updates some record in the file. Will the 2nd user will be able to see the updated record or not?

 511

1. If there are two programs using same file and 2 users are using the file at the same time and what can be done to allow them both to access? 2. How can remove lock from the file for accessing it by both users?

 478

If I have a file with 5 record and that file has 2 Key field and I want to read the unique record of the file then how can we achieve it?

 1 1292

write a cobol logic. i have file that has 10 records .1 record go to first output file and second record goes to 2 output and etc

 697

Un-Answered Questions { MainFrame }

What is the physical storage length of the data types date, time, and timestamp?

602

What is a bind card?

679

What is the abend command?

581

How do I delete a column in db2?

676

1. If there are two programs using same file and 2 users are using the file at the same time and what can be done to allow them both to access? 2. How can remove lock from the file for accessing it by both users?

478




How to Create a Prompted Query?

1346

How to compare data between two tables in db2?

654

What happens when we move a comp-3 field to an edited (say z (9). Zz-)?

766

How many maximum base registers we can have in a program?

611

How do you get parameter from JCL to PL1?

2012

What will happen if some program tries to process a queue on which an ENQ command has been issued by some other program?

2059

Tell about the ams used in vsam?

669

What is the difference between general testing and mainframe testing?

551

what is *iso date format?

619

What is ibm db2 connect?

570

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