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

If we wish to create bms executable, what are the basic steps that the user has to go through?

1076

In a particular cics program, what is the procedure to allocate dynamic memory?

1155

What is meant by an attribute byte?

1044

Is length = 0 sufficient to ascertain that the field has been modified?

1075

Explain the primary significance of intra-partition and extra-partition tdqs ?

1070

Explain the uses that are associated to tsq and tdq ?

1079

Whenever a cics program goes through a compilation process, there is always some extra code that is added to the program. Where exactly does this new piece of code go to and what is it termed as ?

1029

What does a deadlock mean in DB2?

1160

What is the advantage in De-normalizing tables in DB2?

1168

What parameters are used to control the free space in DB2?

1055

How can record locking be achieved in those DB2 versions which do not support it?

1073

Name the lockable units in DB2?

1126

What is the need of a secondary index in IMS?

1058

What is the place for VSAM KSDS?

1101

When are scope terminators compulsory?

1033

Un-Answered Questions { IBM MainFrame }

Name the three ways available for a program to position the cursor on the screen?

1085

How to change size of Initial number of records to *NOMAX for ALL PF files from perticular library, how can I do that

3228

Define the necessity of run stats among the environment test?

978

A dd statement consists of 4 fields. Name them?

1418

Is it possible to left uncode disp?

1202

What is database reorganization?

1123

What are the full forms of spufi and dclgen and why are they used?

1085

What is db2 look?

1019

accept ws-date from date will return the current date?

1013

What is a ca split?

1076

what is the meaning, the advantages and which are the types of evaluate statement?

1049

In a particular cics program, what is the procedure to allocate dynamic memory?

1155

State all the file open modes?

1063

What information does a psb contain?

1105

Can records be accessed randomly in esds?

970

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