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

i made it to stage 3 of an interview process wednessday they will quiz my knowledge again face to face for an analyst role recruiter said it will be based on Business requirements system is cobol and good ideas what they might ask etc

2598

which is better comp or comp-3 in terms of memory utilization?

6 18281

Can anybody tell me that why we use option(*nodebugio)in H- Spec?

3 25128

Move Zeroes to I move 5 to j perform para1 varying I from 10 by -2 until I = 0 display j. para1. Add 5 to j. What’ll be the value after execution of display stmt. A) 35 B) 40 C) 30 D) 25 please explain how?

5 10366

WE HAVE 5 DIFFERENT RECORDING MODE IN COBOL.FIXED, FIXEDBLOCK, VARIABLE, VARIABLEBLOCK AND UNDEFINED. WHAT IS THE DIFFERENCE AMONG ALL AND WHICH TYPE OF FORMAT SHOULD BE USED WHEN

Infosys,

3 36042

can anybody help me that what is the procedure of debugging the service program?

CSC,

3 10303

What techniques will be used to avoid deadlock??

IBM, SUN,

5 14415

we can code COPY DCLGEN or INCLUDE DCLGEN, At which stage of the precompilation , dclgen get expanded if we write 1) copy 2) include one question about dclgen.. Is it mandatory to use declare table in dclgen.. I think no...but it will be used by the precompiler to validate the table name,column name etc.., can one clear my doubt ..is it necessary to include declare table or not?

2 17987

we can use set true for condition names.. similarly can we code set to false in cobol pgm? will it work?

1 10717

01 a pic s9(5) value -12345, if we disply a , the sign will overpunched with last digit but i need to get the miuns sign in the result?

7 12106

01 b pic +9(4) How many bytes it will take for storage???

2 9177

One program calling 5 subprograms, its a cobol db2 program, after precompilation how many plans and packages will created?

3 18498

Is there any other debugging tool for expeditor?

2 10872

can u run online and batch at the same time?

IBM,

4 10584

How to rename one vsam file as well as it's index?

BEA,

4 27091

Un-Answered Questions { MainFrame }

what are the additional information you should give in the dd statement while defining the next generation of a gdg?

986

Explain the function of job statement in jcl?

1211

What is the maximum length of sqlca?

1529

hi provide info about any real time requirement in health care and banking services mainframe applications. pls send immediate reply to me.

1994

what is the size of the address space in kbs for 16 bit address space?

1109

How to find primary key of a table in db2?

1066

How can an in-stream dataset be terminated?

1342

what are the different methods to access seu?

1101

what is message file?

1057

Differentiate between cs and rr isolation levels? Where do you specify them?

1071

What are hierarchy levels in jcl?

1522

I have done a start browse on a vsam dataset. Can I do another start browse without doing an end browse?

1085

Can anybody tell what is tool used to generate the list of PROCS used in JCL to generate a PROCTREE

2458

How do define dynamic array in cobol. how do you define single dimensional array and multidimensional array in your cobol?

1246

How to execute stored procedures?

1130

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