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 if , we failed to mentioed null indicator in sql select query , that may retrieve null value ?

Cap Gemini,

2 9403

How to remove the spaces at end of each record in the output file Via COBOL program? note: The file has a VB length

IBM, Wipro,

2 16760

what is the purpose of using link ?

Kanbay,

5 8560

What if we try to insert the base table through updatable view , but failed to give a column value which is defined as NOT NULL.

Cap Gemini,

1 6722

What value the host varible will contain , if null indicator value is -2 ? Will it contain the truncated value or nothing will move ?

Cap Gemini,

3 12996

How to insert more than one record to a pf at a time?(Bulk insert to a pf)

9 22238

What is the output of the following command given in TSO/ISPF terminal? SRCHFOR 'abc' SRCHFORC 'xyz', (+5)

CTS, IBM,

2 13092

What are the sub parameters for UNDO command? How does it work?

CTS, IBM,

2 9464

If A>B next sentence end-if display 1 display 2. display 3. If a>b, it will display only 3.(the next sentence, ie., after fullstop/period) ____________________________________ if a>b continue end-if display 1 display 2. display 3. If a>b, it Will display 1 2 3 (the next statement) ____________________________________ if a>b continue display 1 end-if display 2 display 3. display 4. If a>b, Will it display 2 3 4 (or) 1 2 3 4 ?

UST,

8 12136

Sending data is aplhabetic size 7 (value 3000), I wantated this value to be stored in database, which is defined as s9(7)v9(2)comp-3.

2 6231

Hi All, Any idea about AFOper? What i know is that, its an third party monitoring tool for Started Tasks. Any more info..plz update me. Thanks

ACS,

1 6752

How can i execute 5th step without executing first 4 steps?

4 10089

I got user abend U4038 while compiling my runjcl.. can anyone help me?

CGI,

10 55392

i declare a Table as OCCURS 2000 TIMES.If the input file has more than 2000 records will the COBOL program fail?

12 19013

How to use the same cobol program in Batch and CICS onlines ? Please expalin with an example. Thanks in advance.

1 7543

Un-Answered Questions { MainFrame }

Explain the different system tables used in cics?

1073

how many types of display are available on as/400 for user interaction?

1163

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

2482

What types of tables are there in the db2 database?

1107

What is database alias db2?

1184

Write the code to count the sum of n natural numbers.

1259

What is ibm db2 client?

1008

what are JCLLIB and STEPLIB in JCL?

1236

HOw can I get the negative sign while deduct high value from low value

2313

What is the difference between spufi and qmf?

1211

What is buffer pool?

1160

Explain eib?

969

For rewrite, why is it mandatory that file needs to be opened?

1154

What is the difference between PIC 9.99 and PIC9v99?

1410

what is use of disp parameter in dd statement?

1154

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