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 inspect in cobol ?

Infosys,

1356

How many sections are there in data division in COBOL?

B-Ways TecnoSoft,

1188

What is the difference between PIC 9.99 and 9v99 in COBOL?

SwanSoft Technologies,

1408

How to pass the parameter in parm using linkage section ? (syntax)?

Infosys,

1186

What is redefines clause in COBOL?

B-Ways TecnoSoft,

1354

Explain the use of DCT ?

1124

What does EIB mean in CICS?

1236

What is CICS ?

1054

Give the definition of COMMAREA ?

1115

What is meant by PPT and what are its uses?

1159

What is meant by a ‘Transid’ ?

1106

Mention one alternative aspect of CICS?

1131

Can QSAM files be accessed from CICS?

1191

Differentiate between PCT and FCT.

1239

What is the procedure to solve an ASRA ABEND?

1088

Un-Answered Questions { IBM MainFrame }

How do you create a like table?

1030

Which statement is used to identify the private libraries in job?

1252

What is the difference between binary search and sequential search?

1135

What is jcl in mainframe?

1269

Explain the difference between tsq and tdq

1049

How to submit jcl through a cobol program?

1195

What is the utilization of copybook in cobol?

1283

What is maximum displacement?

1266

How can a fb file convert to vb file using sort program?

1404

Explain how and where is the twa size set?

1177

Explain the difference between link xctl?

1055

What does the 'cedf:cics' transactions do?

1107

In which area will you utilize 88 level items in cobol?

1212

What is the main function of linear dataset?

1150

What is the function of iebgener?

1124

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