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

if someone is using my file,how can i find which user id is using?

4 8900

I am having one step in my jcl.in that step,i am calling one proc.In that proc,i have 10 steps.i want to call a particular step in that proc without writing any new jcl ike iebedit utility...

Satyam,

2 8302

How to use COND Parameter in jcl

NIIT, Wipro,

4 11638

what are the different types of keys in AS400

HSBC,

2 12390

what is commitment control?explain about it?

HSBC,

1 7719

In RPG program one file using as a PRIMARY file while running program some of the records reading twice any body know why its happening

2 8720

PLAN IS EXECUTABLE AND PACKAGE IS NOT EXECUTABLE . THEN WHAT IS THE USE OF PACKAGE?

Tech Mahindra, Wipro,

2 16254

WHAT IS MEANT BY COMMIT COMMAND?

Wipro,

7 11673

HOW CAN YOU VIEW LAST 10 DATASETS CREATED BY YOU?

2 5568

why we sometimes use same file name in FILE and TOFILE in OVRDBF and sometimes different??please tell

3 10061

a input file contains 1000 records, how to move the first 500 record into one out put file and how to move to second 500 records to anothere output file

ITC Infotech,

6 32556

A. Job Abended in STEP03. Now run job again to execute STEP03, STEP04 (STEP01,STEP02 should not execute again)

Cap Gemini, CSC, Xchanging,

3 9878

Can anyone explain me CALL procedure in COBOL.Does it carries similarities like call by reference in C.

1 3563

What are the commands that can be executed in CLP but not in RPG? Why?

CSC,

1 8204

i need the code for this program in cobol. 2 + 1 = 3 4+3=7 6+5=11 8+7=15 10+9=19

2 6794

Un-Answered Questions { MainFrame }

What are some of the cics commands associated with interval control?

1092

When you specify multiple datasets in a JOBLIB or STEPLIB, what factor determines the order?

1523

Define dl/i?

3621

What are the classifications of the cics program?

1330

Explain acbgen process?

1155

What is the compute verb? How is it used?

1192

What is data manager?

1112

which cics service transaction is used to gain accessibility to cics control tables? Mention the one that has the highest priority.?

1234

How to find primary key of a table in db2?

1134

What does reorg do in db2?

1081

How to find the number of rows in a db2 table?

1159

what is meant by dirty read in vsam?

1395

What are foreign keys in db2?

1175

all i need to know about cmpseqdat parameter in cmppfm, how it works and can we retrieve line sequence and date from the output?

2932

How can we know running job is batch or interactive?

1188

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