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 db2 restart?

2158

what is the difference between COBOL2 AND COBOL390?

L&T,

3051

Matching Logic in Jcl not in cobol.Could any one please answer this question

4154

I have a subprogram B calling from mainprogram A.I have opened a cursor in A ,Can i fetch the same cursor in subprogram B , If yes , Please explain the reason?

HeadStrong,

2388

I have a subprogram B calling from mainprogram A.I have opened a cursor in A ,Can i fetch the same cursor in subprogram B , If yes , Please explain the reason?

HeadStrong,

1 9439

How can i load all the data from a file to Table (array) in cobol.How i manage the occurs clause with out reading the file.Any options avilable ? Please can any one help me it is urgent?

HeadStrong,

2584

how can we merge two input files from two different jobs into one output file ? Please ans any one ASAP?

1 4703

Suppose i have a variable with s9(18)v99 comp3 . what is the size of variable . If s9(18) comp3 is 10 bytes . There should be some difference between two allocations ? Thanks krishna chaitanya

CSC,

2 15255

how to put a dependency on job in jcl using opc scheduler?

CTC,

1 21052

What is the length of Signature?

UST,

3 8106

How can we override a file during runtime in RPG? Without using OVRDBF or calling a CL program

UST,

1 8787

Can a Db2 table data be retrived through JCL?

4 8639

Suppose there are many duplicate records in a Db2 table. What is the query to retrive only duplicate records?

4 9085

Suppose i have a Cobol field of 10 byte. it contains a decimal sign.How to know where is the point location?

1 5880

Suppose pgm A calling Pgm B .Pgm B has some Db2 program. at the time of compilation should plan and package will be created for both A and B or only B? What is the concept?

2 8287

Un-Answered Questions { MainFrame }

Name the parameters which can be used to limit the number of records written to a sysout dataset?

1152

How do I delete a table in db2?

1070

How to receive data passed through jcl parm parameter in a natural program?

972

which indicator is used for read?

1139

What is the syntax of JCL statement?

1234

what JCL Procedures?

1251

What is the difference between plan and package in db2?

1112

Interviewer asked me write down DDS for load all subfile .can anybody write dds

1726

what are the important factors in error message subfile ?

1012

What is node in db2?

1044

What is db2? Explain.

1043

How many maximum base registers we can have in a program?

1031

how do I declare a minor?

1160

What is plan and package in mainframe?

953

Can you define foreign keys?

1034

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