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

name the vsam file in which the deletion is not possible.

1 4887

If i have a variable A pic 9(2) value 10 Compute A = a - 100 what will be the value of A and will there be any error becoz of the Negative value

CTS,

3 9151

how many subpgms we can use in a main pgm ? how do u link sub pgm to main pgm ? how can i use the parameters declared in main pgm to sub pgm ?

TCS,

2 8091

how many bytes does s9(15) occupy in comp1 comp2 and comp3 ?

TCS,

4 21931

select 100 records from million records ?

Verizon,

2 7982

i have step1,step2,step3 from where can i start coding cond parameter ?

Verizon,

2 6482

cursor with hold explain ?

Verizon,

1 6359

how do u send return code from cobol to jcl ?

TCS,

2 8851

i have variable record in the 5th, i want to sort from 5th filed ? how ?

TCS,

2 7056

what is a load module ?

TCS,

3 9106

how do u start your process after conducting impact analysis ?

TCS,

2120

what is symbolic parameters in jcl, what is a temparary data set ? where do u use ?

Verizon,

2 15658

how can u identify the db2 from jcl ?

TCS,

2 7761

i have a db2 variable how do u declare tht into working storage section ?

TCS,

1 5940

tell me about examine inspect and evaluate ?

CTS,

2 11057

Un-Answered Questions { IBM MainFrame }

What is a db2 table?

1009

What is the IDD?

1542

define the field with ic in the bms map.

1122

What are the different open modes available in cobol?

1187

Explain delete-connected tables?

1025

Can you define temporary storage?

1131

IF I mention stop run in CICS what happens?

2371

how we sort two input files based on a common column and giving one o/p file please send me the coding logic?

2130

I want my job (careerride) to be executed in 1 minute and 2 seconds. How do I do that?

1229

What is a bind in db2?

1039

What information does a psb contain?

1105

What is the use of trt instruction?

1014

Using alternate indexes in cics program?

1012

How can you find out the # of rows updated after an update statement?

1112

What is buffer pool and list some of them?

1027

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