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

i need a program by giving input as a abcd in any randem order but i need a output as 1234 related to abcd. i.e,. a for 1,b=2,c.....etc..

IBM,

5 10180

why we are using picture clause in the cobol programs?

2 7552

i need a small 3d program using inline and outline.

2265

i want a program using by if, evaluate , string, unstring, perform, occurs?

1 4803

I found some good questions/answers regarding IMS here:

3116

How to execute step2,step5,step7 of a proc of 10 steps? You are not allowed to change in JCL.

IBM,

3 14931

What is the logical entity between plan and Package?

5 9104

IN DFSORT sum fields=none is usec to remove duplicates.how to write the duplicates in another dataset?

2 13875

is it compulsory commitment control in journal?

TCS,

2523

How to delete the records of a dataset through cobol programme?We should not use jcl utilitities like IDCAMS.

2 9718

What are the common jcl syntax errors you get? This is not abends?

1 6465

suppose a cobol programme A calling programme B,C and D. If C undergoes some change what if A,B,C,D need to be recompiled or only C nee to be recompliled.

IBM,

2 8967

How do u know what version of cobol u are using?

3 15868

How can you create a VSAM dataset? Can you write a JCL for it?

IBM, TCS,

4 23679

What's the difference between DB2 active log and archive log? Thanks a lot...

IBM,

2 13488

Un-Answered Questions { MainFrame }

What is the meaning of a (new, catalog, keep) disposition mean?

1201

what does defn do?

1140

How to define a directory?

1035

Can there be more than one cursor open for any program?

1228

How are you going to remove duplicates from the file that is being read?

1057

What is node in db2?

1105

I want to set position for a particular text in a certain position in several of my cics maps.Please provide me with a solution. Ex: If "F1-Help" has to be set to pos(4,27) always in all the maps within a PDS.

2367

How to get the last record in vsam file in cluster? And how can you get the kids file records into your cobol program?

1272

when can a job time-out occur? How to overcome that?

1354

Explain package in db2 and its advantages?

1278

How many sections are there in data division in COBOL?

1188

what do you mean by a vsam split?

1153

how to access data in control blocks such as jobname?

1009

What is the result of open cursor statement?

1130

what is subfile?

1671

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