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

how to transfer the file from pc to mainframe??

3 12416

when will be use the tdq and tsq??

2528

when will be use the tdq and tsq??

2625

when will be use the tdq and tsq??

Keane India Ltd,

2 13365

Can any one tell me that how we go for the compare,unit testing after changing requirement as per client request. this is very helpful for me when u give suitable (coading) exmple.

TCS,

2205

how to create gdg with out using idcams utility

DSRC,

8 40527

how to identify a vasam dataset by seeing in 3.4(browse)

Cap Gemini,

5 11809

01 ws-p pic 9(2). 01 ws-q pic 9(2) value 01. 01 ws-r pic 9(2) value 99. p.d. compute p = q + r what will be result of p ans(00) but my question is that how i got 10 on the place of 00. (truncation will ocuure on right side not left). please tell me ?

L&T,

6 11249

what is the use of tsq and tdq....at what situation we need to use this...pls tell me....

Kanbay,

2 11509

Hi all..., Nowadays many of the companies asking for IMS/DB , actually i hav learned mainframes but i dont have any knowledge on IMS/DB. it will be a great help if any one suggest me whr i can learn it ( in any institute).

1 6885

Suppose a generation of GDG gets created in a particular step of a proc. How would you refer the current generation in a subsequent step? What would be the disposition of this generation now?

3 8900

Do all versions of the GDG have to be of the same record length ? is it possible to ovverride the dcb of the model dataset?

2 8581

i would like to practise some programs in code some cics programs plz send the programs

IBM,

2467

I have the file which is having the extension no as records. sample file will look like below. 2310 3410 3256 4350 3781 5408 I need to replace the record which is starting with 3 to 5 (i.e) 3410 to 5410. How can we do it through cobol and cobol-db2 program? I need the possible logic?

RBS,

5 12927

I have the requirement to compare the two files and pick up the matching records. File 1. file2 23 32 32 13 34 15 35 36 36 35 43 Get the matching records from this 2 files to out file. how you will do this in cobol program?

ADP, Broadridge, CTS, HSBC, L&T, RBS, TCS,

15 100427

Un-Answered Questions { IBM MainFrame }

What is meant by union and union all?

1060

Can you explain function of iebgener?

1081

Explain cedf transaction commands?

1190

Why did you choose to work with ibm mainframe cobol programming?

1168

What does a finish do in idms?

1014

what is the JCL statement consists of?

1263

What are db2 tables?

1170

How may sets be ordered?

943

How to use the same COBOL program in Batch and CICS on lines? explain with an example

2441

Explain the difference between link xctl?

1055

What is mpp mode?

1188

State the differences between vsam and non-vsam files?

1116

What is amode(24)?

1301

how can we define a gdg?

1012

Explain dfsort utility?

1407

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