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 Purpose of POINTER Phrase in STRING command

3 17231

What does the INITIALIZE verb do?

1 11680

Can you call an OS VS COBOL pgm from a VS COBOL II pgm ?

Microsoft,

3 7994

When would you use in-line perform?

2 6869

How do you come out of an EVALUATE statement?

3 9352

what is the difference between external and global variables?

1 17723

What is file status 92?

3 28487

What is the difference between SEARCH and SEARCH ALL?

Cognizant,

6 15169

comp-3 field occupy?

5 10082

How is sign stored in a COMP field ?

Accenture,

3 24209

What is LENGTH in COBOL II?

CSC,

2 11459

What is the LINKAGE SECTION used for?

4 9471

What is Redefines clause?

8 22520

What are the different forms of EVALUATE statement?

IBM, Micro Labs,

2 15593

Describe the difference between subscripting and indexing ?

2 6664

Un-Answered Questions { MainFrame }

can you specify a display file to be used in the following modes input,output, or combined modes ?

1627

suppose oza017.myorg.emp has 100 records ,oza018.myorg.staff has 200 records but 50 are the common records in both files copy all the common records into oza017.myorg.xyz dataset?

1069

how to access data in control blocks such as jobname?

1009

how to handle -911 (deadlock) error in a db2 program so that the program will never abend?

1089

What information does a psb contain?

1182

how to do automated restart when a job abends?

1432

can we view the access paths created by dbrm ? how ? thx

7211

define a output queue?

1677

What methodology can be adapted to transfer data to a program that is coded using the exec statement?

1276

What is z os in mainframe?

1043

what is the meaning of each of the values in shareopts(2 3)?

1074

maximum number of subfiles that can defined in a rpg program for one display file is?

2093

how do you pass parameters in cl?

1909

can any one plzzzzzz tell the jcl code for creating ps using idcams

11774

How can we change the uppercase to Lowercase in RPG?

1483

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