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

COBOL (1072)
JCL (1031)
CICS (755)
DB2 (1122)

IMS (143)
IDMS (107)
Natural (81)
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REXX (60)
Assembler (68)
CLIST (6)
QMF (32)

MVS (25)
OS390 (10)
OS 2 (7)
VSAM (319)

IBM MainFrame Interview Questions

Questions Answers Views Company eMail

Say CUST Table contains records like: CUSTNO CUSTNAME CUSTLOC 100 ABC SSS 200 XYZ 300 PQR 400 MNO WWW 500 CVV ------------- ------------- Now write a query to retrieve all records with CUSTLOC no data.

IBM,

3 8030

How do you find out whether two Data Sets are having exact Data through ISPF Panel? (Say No of Records, Record Data exactly matching including spaces)

IBM,

8 20776

What are differences between Static Call and Dynamic Call?

IBM, KBC, Keane India Ltd, Verizon,

10 28580

What are differences between QMF and SPUFI?

IBM,

11 40759

What are all things you can do with CEDA?

IBM,

2 10032

Have you entered any program names in PPT or PCT? If so How?

IBM,

2 9835

Wrete a JCL to compare two files and mached records move to onc file & un mached rows wants to another file?

CGI, DSRC, IBM,

13 121797

How to insert more than one record using insert?

Atos Origin, IBM,

7 14088

How to update more then one record using update?

IBM,

5 11565

How to createing new version of GDG with out loosing the data in preaves GDG version?

Patni, Satyam,

7 19856

hi guys what r the diff types of procs in jcl? bye ramya

ACS, Keane India Ltd,

4 9848

what is meant by online job and batch job?

TCS,

4 11507

is it possible to rename 01 level?

4 10777

in how many mode we can open a file ?

4 8671

what is the purpose of linkage section?

10 19796

Un-Answered Questions { IBM MainFrame }

How to get the last record in vsam file in cluster?

1018

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

1209

Explain how to pass instream data in sysin with assembler?

1088

Explain the data storage?

1001

How many ways are there for initiating a transaction?

1050

What is integrated data dictionary?

947

I need exexution process for JCL programs

2277

What are the parameter we cannot use in procedure? How many instream we can write in single jcl?

1076

I understand Join always perform better than subqueries. Then what is the advantage/use of Subqueries/correlated subqueries etc.,in DB2 programming.Please explain.

2066

is delete operation supported in an esds? Is rewrite operation possible in esds?

1109

Can we delete records from view?

967

What is need of start 0? In steed of can we use anyother numerics? If we use what will happen?

1046

In COBOL programming, what is PERFORM? What is VARYING?

1152

Explain How will you the specification of database file?

903

Express the distinction between jes2 and jes3?

1176

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