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 dbrm? What it contains? When it will be created?

1006

What is the difference between spufi and qmf?

1067

What is the max length of sqlca?

1173

Explain cedf transaction commands?

1099

Explain the difference between tsq and tdq

945

Explain cemt transaction commands?

1091

what are the reserved words for cics?

1044

Explain cebr transaction commands?

1012

Why do we need integrated cics translator?

1003

Explain processing program table(ppt)?

1089

What is bms map?

1136

Explain ceci transaction commands?

977

What is an ims database?

1069

Explain psbgen process?

1115

What do you mean by hierarchical database?

1134

Un-Answered Questions { IBM MainFrame }

Explain the advantage of dynamic generation of acb?

3165

what is meant by s0c-07 system abend codes?

1016

What is the default page size of buffer pools?

1081

What are some of the cics commands associated with interval control?

997

What is the local-storage section?

1107

What are the types of processes to create a map in cics?

1013

Explain about LMQUERY�give a dialog information about a data set

1395

Define the term transaction routing?

1099

What are the pertinent COBOL commands?

3112

What are the recoverable cics resources?

972

What is the difference between external and global variables in COBOL?

1377

What is rmode(24)

1108

we cant write data into file using cl program then what is sndf

1615

What does the 'cebr:cics' transactions do?

976

differentiate between sequential files and esds files in vsam?

1124

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