IBM MainFrame Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

COBOL (1072)
JCL (1031)
CICS (755)
DB2 (1122)

IMS (143)
IDMS (107)
Natural (81)
ADABAS (26)

REXX (60)
Assembler (68)
CLIST (6)
QMF (32)

MVS (25)
OS390 (10)
OS 2 (7)
VSAM (319)

IBM MainFrame Interview Questions

Questions Answers Views Company eMail

COMMIT & ROLLBACK WE WILL NOT USE IN CICS PROGRAMMING INSTEAD OF COMMIT WE USE SYNC POINT THEN WT WE USE FOR ROLL BACK?

3 10066

how can you identify wheather the program is using search or search all in the cobol program?

iGate,

5 10710

how to code in cobol while using variable block file?

1 6478

i have a variable block which is used in my cobol program as input file having records of 4080 after compilation while runing the program im getiing file attribut mismatch and it is saying tht the record length of the file is 4084 can any one knw the answer how to reslove it ?

2 6133

whn do i get soc7 abend while moving alphanumeric to numeric or while moving numeric to aplhanumeric please reply ASAP?

9 16769

HOW TO SORT RECORDS IN VSAM FILE?

3 23989

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

2554

HOW TO CONVERT VARIABLE BLOCK TO FIXED BLOCK ?

IBM,

1 32577

HOW TO MOVE REDEFINES CLAUSE FROM INPUT TO OUTPUT ?

1 4503

Did anybody attend the walkin of TCS on 31st July in Gurgaon for any technology,If u have completed 3 round i.e till the HR round,have u received the Offer letter yet? Please let me know.Thanks.

1 4349

I HAVE 500 ROW TO UPDATE I WOULD LIKE TO USE ROLLBACK ALONG WITH COMMIT.WHAT IS THE SYNTAX TO CODE COMMIT AND ROLLBACK FOR EVERY 100 ROWS.AND HOW THE CURSOR ROLLBACK TO THE LAST COMMITTING POINT.

ITC Infotech, Syntel,

3199

what is the syntax for FOR UPDATE CLAUSE in cursor declaration and how can u update using cursor? is it possible to update multiple rows at a time.

Syntel,

2 12418

OUTER JOINS USED TO GET MATCHING AND NONMATCHING ROWS FORM 2 OR MORE TABLES BASED ON COLUMNS. SIMPLE JOINS ALSO DO THE SAME THEN WHAT IS THE USE OF OUTER JOINS.

Syntel,

1 6754

TYPES OF SORTINGS. which is more prefarable.

Syntel, TCS,

2 8519

What is the difference b/w the CLASS,TIME,PRTY in jcl job card.

Syntel,

4 20424

Un-Answered Questions { IBM MainFrame }

What does a rollback do in idms?

963

Give the definition of COMMAREA ?

1063

How can you quickly find out the # of rows updated after an update statement?

1036

Comment whether the cursor is closed during commit or not.

1096

Name the cics command that gives the length of twa area?

992

What is plan and package in mainframe?

946

What is the difference between pct and fct?

1213

What is clone table?

1036

What are the mainframe computing pros and cons?

1106

What is batch dl/i mode?

3342

What is amode(24)?

1227

How does jcl act on code(if you take a cobol program)?

1275

What are hierarchy levels in jcl?

1520

What is copy pending status in db2?

1118

How would you understand error(execution phase)?

1245

For More Un-Answered { IBM MainFrame } Questions Click Here