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 can u pass the values into db2 values from cobol ?

CTS,

3 12186

wht are the restrictions for union ?

CTS,

2 6949

where can we use index and subscript ? with example ?

CTS,

3 11325

i want to delete 20th million record how ?

IBM,

4 11133

wt is view ? wht r the restrictions for view ?

Verizon,

3 7922

how do u code a copy book in ur pgm ?

IBM,

1 3966

how can u nderstand the sql stmts executed successfully or not ?

TCS,

1 6091

how do u indetify files succesfully executed or not ?

TCS,

4 8997

what is internal sort and external sort ? which is preferable ?

TCS,

2 14299

wht r the advantages of 77 level number ?

TCS,

8 14799

how do u debug without using xpeditor ?

TCS,

1 6178

what is call by value and call by reference ?

Infosys, ITC Indian Tobacco Company,

3 14656

i want to restart frm step 2, previously i coded cond parameter on step2 wht happens at tht time ?

Infosys,

4 10557

how to u check the query is executing or not ?where will u check for sqlcode ?

Infosys,

6 13064

wht is the use of evalute verb ? how do u declare recfm in cobol and jcl ?

EDS,

2 8953

Un-Answered Questions { IBM MainFrame }

What is the eib?

1084

how to retrieve the instream data in sysin?

1201

What is the utilization of copybook in cobol?

1288

What is consistency token in db2?

1206

Can you explain referential integrity?

1074

how can a gdg base be created in a jcl. What is the difference between empty and scratch parameter while defining/altering gdg base?

1343

What is the use of value function?

1209

what is a corelated subquerry?

1178

What are fset, frset?

1074

is there any other way to install s/w in mainframe apart from smp/e system?

2685

What are some uses of the evaluate statement? Explore the syntax of the evaluate statement?

1032

What are the utility programs in jcl?

1223

What do you mean by storage group (stogroup)?

1094

i need a small 3d program using inline and outline.

2277

Explain the difference between temporary storage queue (tsq) and transient data quene (tdq)?

1049

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