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 a CI, control interval?

3 7027

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

2 7314

What is a CA, control area?

1 5311

What is a sequence set?

1 5288

What is the index set?

1 5617

What is a cluster?

2 5909

What is the catalog?

1 5134

What is an alternate index?

1 4976

What is a path?

1 5129

What is the upgrade set?

1 4918

What is free space?

1 4412

What is a VSAM split?

2 21661

What is the base cluster?

CGI,

1 11080

Do primary key values have to be unique? Do alternate key values have to be unique?

1 8025

In the COBOL SELECT statement what is the ORGANIZATION for a KSDS?

4 13484

Un-Answered Questions { IBM MainFrame }

What is plan and package in mainframe?

1007

how do we describe static call and dynamic call?

1076

Explain the difference between record occurrence and record type?

2126

How can you get the ksds file records into your cobol program?

1147

what sorting order does search all have?

1072

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

1411

Define the term mro (multi region operation)?

1183

What's The Error Code For Unique Index Voilation?

1318

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

1135

Give some examples of command terminators?

1329

what do you mean by a upgrade set in vsam?

1130

What does db2 stand for?

1101

Which is not true about evaluate statement

2519

How scary is it to write code for a bank?

1062

How does coalesce work?

1086

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