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

Name a few CICS programs which are generally used ?

1042

Give certain situations where NEWCOPY is obligatory?

1104

Can a CICS code be a part of a copybook? If so, then what are the outcomes after compilation?

1116

What are the different rules of SORT operation?

1134

What is the difference between PIC 9.99 and PIC9v99?

1332

Why is it necessary that file needs to be opened in I-O mode for REWRITE?

1318

What is the Purpose of Pointer in the string?

1075

How can we find that module can be called – whether DYNAMICALLY or STATICALLY?

1224

What is the use of LINKAGE SECTION?

1 1867

Which mode is used to operate the sequential file?

1197

What is the difference between comp and comp-3 usage?

1196

What are the access modes of START statement?

1265

Which is the default, TEST BEFORE or TEST AFTER for a PERFORM statement?

1348

How arrays can be defined in COBOL?

1209

What are INPUT PROCEDURE and OUTPUT PROCEDURE?

1291

Un-Answered Questions { MainFrame }

What are the different rules of SORT operation?

1134

What is Framework & How it work?

2120

I have File 1 occurs 5 times with Employee-ID,Employee-Name,Employee-Dept (EEE and MECH). I have File 2 occurs 10 times with Employee-ID,Employee-Name,Employee-Dept (EEE,CIVIL,CHEMICAL and MECH). In FIle 1 and FIle 2 , for matching Employee-DEPT (Only MECH) , we need to move entire records from file1 to file 2. We should not use 2D array. Your help is needed here.

1561

do you use message subfiles? What are the necessary keywords required coding a message subfile?

1126

When the job statement is used?

969

How do you calculate record size of an alternate cluster?

1132

Why are you looking for a change?

972

If I want to execute Sftp commands(LS & GET) stored in Physical file from CL program automatically...Can u Plz tell me how can I do this?...How the script will look?? THANX FOR NY HELP...

2770

what is DSN in JCL and what are the parameters to declare the DSN?

1188

what is uni-rexx?

984

Can a CICS code be a part of a copybook? If so, then what are the outcomes after compilation?

1116

how to pick up the changed records every time in a subfile after the first change made ?

1804

Explain how does idms communicate with cics?

897

Which dd parameters are required?

1180

How many maximum record format a logical file have?

973

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