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

In an EVALUTE statement is the order of the WHEN clauses significant?

4 12381

Give some advantages of REDEFINES clause?

Syntel,

2 20763

How do you do in-line PERFORM?

Accenture,

4 18134

Explain call by context by comparing it to other calls.

1 9078

What does EXIT do ?

Deloitte,

3 13609

what is Pic 9v99 Indicates?

2 13474

What is an explicit scope terminator?

3 20143

COMP?

2 6309

What should be the sorting order for SEARCH ALL?

5 10487

How is sign stored in Packed Decimal fields and Zoned Decimal fields?

ABC, HCL, TCS,

6 37956

How do you define a table/array in COBOL?

Hexaware,

5 31271

When is a scope terminator mandatory?

3 9113

How do you submit JCL via a Cobol program?

IBM,

5 20647

What is the difference between a DYNAMIC and STATIC call in COBOL?

2 13225

Differentiate COBOL and COBOL-II?

2504

Un-Answered Questions { IBM MainFrame }

What is load replace in db2?

942

how you can direct the data to spool using SYSOUT option?

1417

Does qtp tool support mainframe application testing?

1031

What is meant by a bolt dispute?

1303

how to pass parms to ispf edit macro?

1048

Explain processing program table(ppt)?

1086

How can the attributes of one sms dataset be copied to another dataset?

1367

What are the prerogatives?

1027

How ENQ and DEQ used in CICS?

1389

What is the idd in idms?

1016

How to traceback if I am getting SOC7 or SOC4 abend? List down the steps

5324

Explain the function of job statement in jcl?

1143

Explain the thress bms options?

966

Which isolation level provides maximum concurrency?

1101

In case if at some point of time db2 is down, would that impact the pre-compilation process of a db2-cobol program?

999

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