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

In CICS/VSAM every file that is accessed should be defined in FCT. we have CICS READ, WRITE, BROWSE commands for VSAM files. How does it work with DB2 tables. It know it has to do with the plan. Please expain with examples.

1 4677

i know the stpes 2 create an executable CICS/DB2 cobol code. 1. DB2 Precompiler converts the SQL Statements into COBOL API statements and creates another member with Acess plans. CodeA results in CodeB (code with API calls) & CodeC ( Access Plans ) 2.Code B is compiled/linked 2 create an exceutable.(codeE) 3.Now CodeC is binded to the database on which CodeE will be run. Can somebody provide me the sample JCLs for precompile/compile/link/bind.

2395

Can anybody know what is Pick/Basic? Is it a programming language? can it be used in AS400 machine?

2 8725

How Plan is created while executing the query using SPUFI?

3 8641

what is active directory How to install active directory 2003?

1 3850

what are the options in file-aid to edit vsam dataset and to compare data sets.

Ocwen,

2 11016

how can we pass external data to instream procedures

IBM, Infosys, Ocwen,

5 13715

what is the certification that has a good value for a practioner in mainframes but not habving much knowledge on db2 related stuff?

2 4827

i have 1000 records in pf.what are all the ways to read a particular name records in rpg?? ie.. in pf i have a name called demo appeared around 52 times hw will we read this particular records in rpg/400?.

IBM,

11 20961

how to see number of logical files depending on a pf?...can we declare more than 20 logical files from a single pf? is it possible

ocbc,

4 9922

Define interactive jobs and batch jobs

6 14745

pls anyone explain about compile time array,pre run time array run time array

4 17522

What is difference between Return Code, user completion code, Abend code and reason Code?

IBM, Satyam, Wipro,

2 14650

(1)In Cl Program,Are PGM and ENDPGM mandatery Keywords or not .If yes, please tell me why these keywords is necessary. (2)If we will not define these two keywords (PGMand ENDPGM) then any error will be come or not.

FIS, IBM, Virtusa,

5 21848

Q. Soppose one job is running in a batch mode for long time now i want to kill(end)this batch job.How you will achive this?

IBM,

4 12061

Un-Answered Questions { MainFrame }

What are the full forms of spufi and dclgen and why are they used?

1091

For protecting a transaction using the transaction security function, the two things that must be done are?

2344

Suppose if I have updated few fields of adabas file using update command, and after that I used display to see that field get updated or not. If in display it showing nothing or record did not get updated then what can be the possible reasons?

949

What is an area sweep?

892

What is the difference between local and central version operating modes?

1315

Explain the difference between a return with transid and xctl? For example program. A is issuing return with transid to program b. Program a. Is isssuing xctl to program b?

1049

Can you explain primary aspect of cics?

1160

What is the purpose of dd?

1242

when do you use f-spec. Continuation line ?

1713

which are the member types which seu supports?

1340

what is a non-join logical file?

1829

which of the following operations does not zero the field flda defined as 4,0?

1188

What is dpf in db2?

1112

Why cursor is used in db2?

1036

What is eib?

1173

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