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

What care has to be taken to force program to execute above 16 Meg line?

1 6037

What COBOL construct is the COBOL II EVALUATE meant to replace?

1 6248

What is 88 level used for ?

2 16994

How do we get current date from system with century?

2 10853

If you were passing a table via linkage, which is preferable - a subscript or an index?

TCS,

3 20388

Can the OCCURS clause be at the 01 level?

2 6784

What is the maximum size of a 01 level item in COBOL I? in COBOL II?

IBM, RBS,

2 20237

How may divisions are there in JCL-COBOL?

IBM,

5 18750

What are the differences between OS VS COBOL and VS COBOL II?

IBM,

1 13951

How is sign stored in a comp-3 field?

7 22701

What does the IS NUMERIC clause establish ?

2 14053

What are the differences between COBOL and COBOL II?

CSC,

1 7922

Name the divisions in a COBOL program ?

7 17410

How can you submit a job from COBOL programs?

ITC Infotech,

2 12249

What is the point of the REPLACING option of a copy statement?

3 9721

Un-Answered Questions { IBM MainFrame }

Can QSAM files be accessed from CICS?

1125

What is nvl in db2?

1087

how do you round the addition or subtraction of two numbers in assembler? what does the following code do? change process tool(code changes from dev to prd) the changes made to your code should be effected in live. How the process takes place. That is how can you move the code changes from development to production?

1117

what is meant by s0c-07 system abend codes?

1069

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.

2301

Suppose I want to code a rexx program in order to get the inputfile and output files of jcl. I want code snippet or the coding for this?

938

Explain how do you handle errors in cics programs?

978

What is db2 plan table?

1044

What is concurrency?

1223

How to remove the spaces at the end of each record in the output file of variable length, via cobol program?

1163

how to move the records from file to array table. give with code example

2671

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

1007

What is dynamic transaction backout?

1127

What does a disposition of (new,catlg,keep) for a dsn mean?

1143

What is the format of comment statement?

1193

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