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

How to print 10 to 1 if the input have only 10 digit number?

1262

What is the facility that allows mainframes to be partitioned into lapars?

1103

Can you define mdt?

1086

Can you explain dfhmdf bms macro?

1061

Can you explain multitasking and multithreading?

1153

Can you explain dfheiblk?

1095

Can you define aica abend?

1158

Can you explain primary aspect of cics?

1160

Can you define bms?

1051

Can you explain cics translator?

1039

Can you define commarea?

984

Can you use occurs in bms map?

1066

Can you explain communication area?

1039

What is the use of tdq and tsq?

1113

Can you define mapset?

1043

Un-Answered Questions { IBM MainFrame }

What is the purpose of relative record data set used in vsam?

1097

What is the meaning of the deq command?

1144

Explain the purpose of the program list table?

1001

What is the physical storage length of timestamp data type?

1095

In the EIB block of CICS, highlight the names of few of the important fields?

1052

What is a page in idms?

868

What is meant by mpp mode?

1106

Can we change the password using ALTER? anyone tried and changed?

2021

Explain the difference between pseudo-conversational and conversational?

1091

What is a set in idms?

843

Can I redefine an x(200) field with a field of x(100) ?

1218

What is RRange and ARange?

2111

Which command can you use to check for the number of records in a physical file?

1319

Expalin about Ibm frameworkinh working & is it platform independant & open source?

2076

what is the differences between getting the system time with eibtime and asktime command?

1139

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