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)
ADABAS (26)

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

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

1 1763

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

1174

Which is not true about evaluate statement

2394

i have 10steps and i want run step3 and based on step3 i want execute step7,8,9,10?in jcl

1 2267

How to empty the records in jcl

1 1407

INREC AND OUTREC? HOW TO SPLIT 5K RECORDS TO DIFFERENT FILES IN A FILE IN COBOL? RESTART IN COBOL-DB2? ISOLATION LEVELS?

817

What is DYNSLT keyword? How do you perform selection using DYNSLT

1 1520

How can we read records for specific member in CL? AND rpg?

644

How can we retrieve the total number of records in RPG & CLLE?

577

2 input fles: 2 flat files, with different number of records. both are having unique key for each record and already sorted in ascending order . match these files using unique key and in output only matching key value has to be written. please procide cobol logic

2545

How to fetch 1000 error records from VSAM file(Eg: 1000000 records present) while getting SOC7 abend ?

2394

How to traceback if I am getting SOC7 or SOC4 abend? List down the steps

5316

Step 1 RC 4 Step 2 Step 3 I want to know the COND parameter which can be coded in step 2 or 3. Step 2 should be executed based on Step 1 RC and Step 3 should not be executed based on step 1's RC

4830

What is one line to pass PARM from JCL to COBOL?

4899

Un-Answered Questions { IBM MainFrame }

what is difference between file-aid tool and file-aid utility?

1419

How to fetch the last row from the table in SQL (db2)?

1588

Is it rquired any server for Ibm framework? Give me list of Ibm framework & recent version IBm framework?

2188

Explain how many exceptional condition can be given in a handle condition?

964

Differentiate between structured cobol programming and object-oriented cobol programming.

1075

What is the Purpose of POINTER Phrase in STRING command in COBOL?

1196

Is db2 a mainframe database?

942

What is 'mounting' of volumes ? Is there anything that a programmer can do in it ? How to find currently mounted volume ?

2462

What is the purpose of having vsam data space?

906

what is SOC4 error?

1158

explain how can you initialize a vsam file before any operation?

1044

What is drop table?

959

Name the 3 common ways to create maps?

1058

What is the use of mdt (modified data tag)?

1001

What are Naming Conventions in QMF?

1759

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