MainFrame Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

IBM MainFrame (5234)
IBM AS400 (1355)
IBM PL/1 (31)

MainFrame Interview Questions

Questions Answers Views Company eMail

What is the device independent method to indicate where a record is stored?

1049

What is a lds (linear data set) and what is it used for?

1009

What is the biggest disadvantage of using a vsam dataset?

1132

Using alternate indexes in cics program?

1012

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

991

What does the keyranges parameter in define cluster commends do?

949

If fspc(100 100) is specified does it mean that both the control interval and control area will be left empty because 100 % of both ci and ca are specified to be empty?

1098

Is it slower if you access a record through alt index as compared to primary index?

1022

What is a base cluste?

1094

Would you specify freespace ce for an esds?

1086

What is a lds (linear data set)?

1009

What is speed parameters in define cluster command?

1037

What is the use of lds (linear data set)?

1024

Explain the catalog?

990

Define dynamic processing?

1011

Un-Answered Questions { MainFrame }

What is the need of running runstats in the test environment?

1074

What do you know about jcl?

1141

does uni-rexx give me any capabilities designed specifically for the unix environment?

977

how do you reference the printer file formats from cobol programs

1219

What is the actual use of fillers?

963

If you are current on the owner of a set, what is the difference between an obtain next and obtain first in idms?

851

What is the difference between non-join logical files and join logical files?

1122

What is the purpose of store statement?

823

what are the different types of data areas?

1744

List the different components of jcl statement?

1088

name a few common vsam status codes?

1060

What does a finish do in idms?

945

What is the advantages of using IDMS compared to other database systems?

1391

Explain the maximum number of segment types allowed for a single database?

2266

On which levels locks can be applied?

1130

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