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

how to skip the steps in JCl

EDS,

2 9716

there are 10 steps in jcl how to execute the steps from step2 to step8 only

EDS,

6 14109

what is the cond=even only

EDS,

4 8927

how to concatenate datasets

EDS,

5 23980

what is instream data

EDS,

2 7265

can we give instream data in procedure

EDS,

6 19395

in jcl you are having JCLLIB and STEPLIB what happens

EDS, Wipro,

10 26268

what is the difference b/w sequential and ESDS

EDS, IBM, Maples,

6 12250

what is freespace

EDS,

2 9488

what is control interval(CI) and control Area(CA)

EDS,

4 11183

88 class is used for

CTS, EDS,

5 10363

how to access vsam files in cobol and how to differentiate that this is ESDS file

EDS,

1 7817

what is the difference between normal select query and currosor

Cap Gemini, TCS,

2 17505

when we are tying to update a table having 100 rows. if the program abends when updating 51 row . how to start updating again from the 51 row .what was the logic

TCS,

2 10086

How can we know that cobol program is using report file or simple file....?

4 8718

Un-Answered Questions { MainFrame }

How to remove 2 duplicate records and copy only one using job control language?

1234

What is a db2 table?

1031

Can you explain common systems area?

1123

State the maximum value up to which volumes can be inserted to an stogroup?

1062

How the interaction between DB2, SQL, and QMF takes place?

1670

How to find the UNIT and VOLUME of a (a) KEPT (b) UNCATALOGED and (c) CATALOGED dataset - using (i) JCL and using (ii) ISPF ?

2694

have 3 tables table1, table2 and table3 which contains employee information. table1 is master table, table2 contains emp details like emp no and so on, table 3 contains emp salary. so if any emp leave company between 25th - 30th of every month it has to get updated in tables. but it is not getting updated. What is the reason.

1749

Can the values of alphanumeric be moved to variable numeric?

1102

Define sort?

1197

What are Naming Conventions in QMF?

1843

Can you explain function of dbctl?

1137

How to find the number of rows in db2 tables?

1084

which type of object is used in db2/400?

1066

How can you count the number of rows from a table tab?

1106

I HAVE A VB BLOCK WHICH IS USED AS INPUT IN COBOL CONATINING SOME RECORDS CAN I CHANGE THE FILE FROM VB TO FB?

2573

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