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

Minimum how many Number of Paragraphs are there in ID- Divison?

IBM,

7 11687

With in these three which one is the default one Call Reference, Call By Value, Call By Content.-Which one is default?

IBM,

4 10870

SSRange is used to do a range check on which of the Following. SUBSCRIPT,INDEX,REFERENCE MODIFICATION,Run-time option.

Lehman Brothers,

3 14156

What is the maximum number of Alternate Index ???

4 11183

How to test CICS, MainFrame applications

Covansys,

12 31402

What are the main topics in CICS to prepare for interview purpose and for real time purpose?

iGate,

2 8013

Can you please let me know the centre name of INS certification in Kolkata.

2249

What are the advantage of Model Data Set Table: it will be help to which among this DCB; LRECL; DISP; SPACE?

1 4919

If we have 100 records in the PF, we deleted all the records then what is the Size of the PF?

2 6344

Can you define multiple maps in a BMS mapset?How,can anybody sent with syntax?

3 17225

Hi Guyz, My requirement is to empty out a PS file but not to delete. How would I do that. Is there any Utility. If any other way, plz answer. Thanks.

iGate, Lehman Brothers,

9 27423

How to move a field DT 9(8) of input file to DT 9(8) COMP-3 in output file in ezytrieve? in the output file entire dt is not moved.If any answer plz reply as soon as possible.

2210

Attended Xansa Interview , Asked Questions : 1) Diff between Renames and Redefines 2) Comp and Comp -3 3) What will happen if DISP = ( NEW, DELETE, KEEP) 4) Gave one scenario like , if PIC clause X(50) has to be increased to X(70) how u will proceed with this change. 5) Diff between Section and Paragraph

Xansa,

4 8443

how to fetch multiple records without using cursor

HCL,

14 39658

what is datacom db?

CSC,

2 8290

Un-Answered Questions { IBM MainFrame }

What is dbkey? Explain.

858

How can a fb file convert to vb file using sort program?

1347

What is the contrast between delimited by space and delimited by size?

967

What is the function of finish in idms?

894

How do I import data from excel to db2?

1078

Explain about set currency?

877

how can we repair a soc-7 error?

1040

Name the command which is used to release a record on which exclusive control is gained?

1025

what are the codes returned by the ams (access method services) command during the execution in vsam?

1295

How many module come in Ibm framework?

1998

name the command that is used to dump the main storage areas related to a task?

1103

Add a field to screen when what's the flow of impact?

2916

What are the types of processes to create a map in cics?

1055

How to run cobol program using jcl?

1242

Can one database have multiple instances?

1058

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