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 a jcl?

IBM,

1185

if the submitter of a job wants to inform another user about the job completion, how can it be done?

IBM,

1309

how do you code a null statement?

IBM,

1389

what happens in conversion stage in job processing?

IBM,

1286

how you will the direct the data to spool using sysout option?

IBM,

2491

what sort card you will use to copy the data from one dataset to another dataset?

IBM,

1310

if we want to use a gdg which is already created by some job, then how to use the reference of the last generation in a jcl?

IBM,

2360

how can a gdg base be created in a jcl. What is the difference between empty and scratch parameter while defining/altering gdg base?

IBM,

1345

what is the purpose of coding class parameter in job statement?

IBM,

1328

how you will define a temporary dataset in jcl?

IBM,

1 1942

which utility is used to update pds?

IBM,

1 2654

what is use of disp parameter in dd statement?

IBM,

1156

how do you create a dataset in a jcl with the same file organisation as that of another existing dataset?

IBM,

1470

what does mvs stand for?

IBM,

1 2068

when does a dataset go uncataloged?

IBM,

1361

Un-Answered Questions { MainFrame }

What are the access modes of START statement?

1337

Mention data types used in db2 ?

1210

What is the use of jdftval in as400?

1472

What does the sample library of uni-rexx consist of?

1133

What is the purpose of using commit?

1160

what are the secirity tools in mainframe? and let me know about the other tools and the uses of thst immediatly................

2377

How to get the ddl of a table in db2?

1180

How to read and write a single record into a file. I would like to use it to enter a single 8-character piece of information and use it to put it into a variable for processing in JCL. Thank you

1137

How many bytes will a s9(8) comp field occupy ?

1193

What is DEQ?

1119

example for sub strings ? and refernce modifications whit output pls

2376

what is the difference between do while and do until?

1310

When will a port of ooRexx to "XYZ" be available?

939

what are the idcams commands that can be used for vsam and explain each of them.

1066

when a task suspends all the handle conditions via the push command, how does the task reactivate all the handle conditions?

1235

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