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?

2166

what is the difference between COBOL2 AND COBOL390?

L&T,

3070

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

4160

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,

2398

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 9453

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,

2597

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

1 4709

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 15280

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

CTC,

1 21061

What is the length of Signature?

UST,

3 8118

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

UST,

1 8798

Can a Db2 table data be retrived through JCL?

4 8659

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

4 9112

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

1 5884

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 8309

Un-Answered Questions { MainFrame }

What is the use of limit sys?

which are the figurative constants used in rpg?

1337

What tools are available in PL/1?

1534

Explain the configuration section of a cobol program with examples of syntax.

1207

How to check table size in db2 sap?

1048

can all users have the privilage to use the sql statement select * (dml)?

1180

What is the purpose of store statement?

828

what key word is used when screen is re-display?

1135

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

1026

Can I share my data with other jobs? How?

1119

What is concurrency?

1243

What are the cics transactions?

1038

Particular area has been affected in cics screen, what is the process to find?

9903

Can you define a gdg?

1000

Differentiate cobol and cobol-ii. (Most of our programs are written in cobolii, so, it is good to know, how, this is different from cobol)?

1120

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