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 are the ways of passing data to a cobol program from jcl?

IBM,

1 2414

which parameter is used to check the syntax of a jcl without executing it?

IBM,

1358

what is use of dcb parameter in dd statement?

IBM,

1297

what is use of space parameter in dd statement?

IBM,

1272

which parameter is use to declare the name of dataset in dd statement?

IBM,

1252

a jcl has 2 steps. How to code the jcl such that if step1 abends, then step2 runs. Else, job terminates with step1?

IBM,

1 2597

what disp parameter we mention for creation of temporary dataset so that we can use it in later steps?

IBM,

1217

what are the various stages of job processing?

IBM,

1279

which statement is used to end the in-stream procedure in a jcl?

IBM,

1 1929

a set statement is used to define commonly used symbolic across job steps or procedures. It initializes the previous values in the symbolic names. It has to be defined before the first use of the symbolic names in the jcl. State whether true or false?

IBM,

1080

what happens in execution stage in job processing?

IBM,

1138

when can a job time-out occur? How to overcome that?

IBM,

1281

in a jcl, a large volume dataset is loaded to a table using bmcload in step1 and an image copy of the loaded table is taken using bmccopy in step2. Step2 abends because the image copy dataset cannot hold the volume of the table. How can this be rectified?

IBM,

1297

what is address space in mvs?

IBM,

1 2974

how to send a sms to a mobile through mainframe mvs?

IBM,

1180

Un-Answered Questions { MainFrame }

How are the next sentence and continue different from each other?

1291

How does coalesce work?

1012

Can you tell me how can you find out the # of rows updated after an update statement?

1095

How many program bind in one module....

2669

What is the difference between version control and debugging tools?

1045

is their a difference in cobol400 for the release 5.2 and 6.1 at the as400.

2561

How do you submit a job for execution?

1102

What is z os in mainframe?

988

Suppose you are processing an input file in a natural program and you want the program to fail if the file is empty. What command you use in natural to force it to fail?

1067

What is the quality process in development?

1080

How did the release of cobol/370 version 1.3 improve the performance of release 1.1?

1077

how do we describe cataloged procedure and an instream procedure?

1077

What is defragmentation and what is its advantage?

1279

how do you fire a batch job from a cics txn ?

1048

How to read the 2nd last record of a VSAM file? (The file size is huge and we don't know the key)

3258

For More Un-Answered { MainFrame } Questions Click Here