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 is the difference between Structured COBOL Programming and Object Oriented COBOL ?

1 7218

What is a scope terminator? Give examples.

2 9363

In an EVALUATE statement, can I give a complex condition on a when clause?

2 13613

What are different file OPEN modes available in COBOL?

Sun Life,

4 23854

The maximum number of dimensions that an array can have in COBOL-85 is ?

11 32245

What is the difference between performing a SECTION and a PARAGRAPH?

Accenture, Patni,

5 33822

In a COBOL II PERFORM statement, when is the conditional tested, before or after the perform execution?

3 8827

SIGN TRAILING SEPARATE field occupy ?

3 23037

How do you define a sort file in JCL that runs the COBOL program?

Syntel,

6 30306

What is file status 39 ?

JPMorgan Chase,

10 50473

What are the pertinent COBOL

IBM,

2559

What is COMP SYNC?

3 12561

What is the difference between CONTINUE & NEXT SENTENCE ?

2 8041

How to execute a set of JCL statements from a COBOL program?

Patni, Syntel,

2 14552

What is SSRANGE, NOSSRANGE ?

5 59475

Un-Answered Questions { IBM MainFrame }

Define TCT.

1147

Define an aey9 abend?

1216

Explain the usage of language in the ppt entry?

979

Are there any set of rules for the names of the steps used in a job? What are they?

1065

Write about the self-referencing constraint?

957

Explain the function of //jcllib statement?

1202

what is a base cluster in vsam?

1131

What is a db2 tablespace?

1059

explain in brief why do vsam take more disk space than other utilities?

1085

What are the advantages and disadvantages of a hierarchical database?

1134

What are packages in db2?

1019

What are the distinctive features of a ksda, key sequenced dataset?

987

How to execute stored procedure in db2 command editor?

1047

What is sysplex?

911

How dummy is used in jcl?

1143

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