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 4901

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 9194

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 8119

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

TCS,

4 21968

select 100 records from million records ?

Verizon,

2 7997

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

Verizon,

2 6510

cursor with hold explain ?

Verizon,

1 6381

how do u send return code from cobol to jcl ?

TCS,

2 8880

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

TCS,

2 7069

what is a load module ?

TCS,

3 9143

how do u start your process after conducting impact analysis ?

TCS,

2131

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

Verizon,

2 15682

how can u identify the db2 from jcl ?

TCS,

2 7783

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

TCS,

1 5964

tell me about examine inspect and evaluate ?

CTS,

2 11081

Un-Answered Questions { IBM MainFrame }

How do we get current date from system with century in COBOL?

1387

What makes vrrds different from vsam?

1255

What is a page in db2?

1032

Explain the significance of rdo?

1095

What is mainframe computer /system?

1028

What is a region in idms?

903

How to find out the closest prime number of an input number? I believe it has something to do with SEARCH and COBOL Linear Array.

4177

How are composite and multiple indexes different?

1017

i have 10 names in an array and my name is one of them also array is not in sorted order i need to display my name using index how will i do this

1543

how to convert the recors form vsam file to db2 table tru file aid

3270

What are various search techniques in cobol? Explain.

1079

What is cobol?

1247

When you are working with the project.. once your coding is over what will u do? where u r maintaining your CR(change request) what is the format what are the documents u need to prepare while testing?

2012

what is the resolution for sb37 error

9145

Is it possible to left uncode disp?

1215

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