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 lock contention?

1 5640

Assuming that a site's standard is that pgm name = plan name, what is the easiest way to find out which Will precompile of an DB2-COBOL program bomb, if DB2 is down?

1 4506

What is COPY PENDING status?

6 37005

What is IMAGECOPY ?

6 39701

What are the functions of Bind?

Amdocs, IBM,

2 8586

What is a cursor?

2 6560

When is the authorization check on DB2 objects done - at BIND time or run time?

1 13741

What happens to a tablespace when its recovery infromation has been removed and a full recovery is no longer possible?

2 5602

What can the Locate option of the Repair Utility accomplish?

2 5643

What is an access path?

3 6641

What is pagespace?

1 4428

On the create tablespace, what does the CLOSE parameter do?

1 5195

What is an alias and how does it differ from a synonym?

3 13181

What are the advantages of using a PACKAGE?

2 20916

What do you mean by NOT NULL WITH DEFAULT? When will you use it?

3 18949

Un-Answered Questions { IBM MainFrame }

What is the meaning of copy idms subschema-binds in idms?

872

what is the meaning of a (new, catlg, keep) disposition mean?

1023

What is the use of predicate?

1043

What is the use of mdt (modified data tag)?

1054

How do you get the data to code the BMS macro?

1971

name a few common vsam status codes?

1060

how to get the last record in vsam file in cluster? And how can u get the ksds file records into ur cobol program?

969

Name the lockable units in DB2?

1128

What is basic difference between directory and pds in ibm mainframe?

1180

Can you define notcat 2?

1041

What is node in db2?

1044

In sms datasets, what is the function of the dd mgmtclas keyword?

1386

What is alias in db2?

1063

how to access the file from prodution from changeman tool and to submit a file to production

7549

How is the record format of an output dataset specified?

1160

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