MainFrame Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

IBM MainFrame (5234)
IBM AS400 (1355)
IBM PL/1 (31)

MainFrame Interview Questions

Questions Answers Views Company eMail

What RCT Entries will you make for a CICS DB2 program??

Accenture,

1 8324

How do we pass parameters into a CICS –DB2 program

Accenture, JPMorgan Chase,

4163

How can we code a program such that we will never get a MAPFAIL error?

Accenture,

1 5697

How many ways to share information between different CICS programs?

Accenture,

3 8245

Generally we check EIBALEN = 0 to decide whether first call or not. If I do not pass any value in the COMMAREA then EIBCALEN will be 0 even on second call. Now how can we say the program is called for the first time or second time?

Accenture,

3 11726

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

Accenture,

2715

If by mistake we MOVE a working storage variable into LINKAGE area. What will happen??

Accenture,

4 20943

What is a PLAN table? How will you use it? Give the various fields of PLAN table?

Accenture,

1 4355

My SQL is not performing well. Describe how will you fine tune it?

Accenture,

1 6668

Can anybody tell what is tool used to generate the list of PROCS used in JCL to generate a PROCTREE

2459

Suppose we have field reference file we were any changes that corresponding Physical file then what will Happen in field reference file??

IBM,

5 10979

write a program to read from a VSAM file , there will be a 5 records to create name. empno. resignation and address to update in a db2 table and call another program using dynamic call to find the matching fields in program 1 to update in db2 table. anybody pls send de program for dis ? thanks in advance...

CTS,

2753

How to resolve deadlock issue

IBM,

5 20153

Trying to help a friend... How do you code screen I/O without a DDS? I know it can be done, because for a short time, I worked for a company that did it. It was just too long ago for me to remember what was involved.

1 5041

How to identify in JCL that an input file is empty without reading it?

L&T,

4 12093

Un-Answered Questions { MainFrame }

What is the function of //cntl statement?

1341

What is blu acceleration in db2?

1078

What are 77 levels used for?

1112

can any body give me any website for getting help on mainframe projectts in banking domain.

2109

What is a query can be displayed without saving it?

1098

What is sqlca’s maximum length?

1197

the dfhcommara is used to pass information from one application to another. What are some other ways that this function can be accomplished?

1158

what is data area and how it is used in rpg program ?

1327

Explain the maximum number of fields allowed per segment and what is the maximum number of fields per database?

1067

have you already used rexx - even for limited purposes? Do you need to maintain a high level of productivity during your transition to unix?

958

which are the query selection criteria, which can be given in a query?

1175

How can we see the copy book length using file-aid?

965

Explain path?

1010

When space is allocated for an output dataset, what units can be used?

1273

When the job statement is used?

982

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