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

IBM MainFrame (5234)
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MainFrame Interview Questions

Questions Answers Views Company eMail

How do you reference the fixed block file formats from cobol programs

1294

how do you reference the rrds file formats from cobol programs

1676

Write a cobol program making use of the redefine clause.

1231

What do you understand by passing by reference and passing by content?

1 1692

how do you reference the ksds vsam file formats from cobol programs

1254

What are various search techniques in cobol? Explain.

1121

Explain what you understand by passing by value.

1213

What rules are to be followed while using the corresponding options?

1135

How did the release of cobol/370 version 1.3 improve the performance of release 1.1?

1138

What is multithreading in jcl?

1540

How to execute 2nd and 4th steps among 5 steps in jcl proc?

1418

Explain the mdt in cics?

1240

Explain the maps in cics?

1241

How to define a vsam file in cics getting into cics to define a vsam file.

1247

How do you use altindxs in batch, cics programs?

1107

Un-Answered Questions { MainFrame }

What is the use of KSDS,LDS,ESDS,RRDS??what is VRRDS?? How are all these useful in realtime scenario??Plz helpme out...Its a recent question in IGATE..

8832

What is journal recovery?

1105

what is the difference between a return with transid and xctl? For example program. A is issuing return with transid to program b. Program a. Is isssuing xctl to program b?

1237

Explain the function of entry-sequenced data set?

1093

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

1135

What is a lds (linear data set)?

1071

http default port 80 is used by some other production http service. How can I create an http instance on another port to run cgidev2 and my future cgi developments?

1159

What is the maximum number of subfiles that can be specified in a display file?

1995

What is difference between static call and dynamic call?

1095

What is amode(24)?

1301

difference between view and index ?

1212

How to retrieve a physical file after deleting that?

1180

What are the some important fields in the eib block?

1244

What is the format of comment statement?

1294

What is the connection string to connect to the DB2 Database ?

1181

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