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 read records which is in sequential file in reverse order ? Exp. 1 2 3 4 5 . i want 5 4 3 2 1?please clear my doubt any one

IBM,

10 26202

How to create a key field for a logical file inside RPG?

HSBC,

4 14086

Can somebody tell me that, Is it possible to read all the member of PF without OVRDBF?

6 12470

What is the OPEN and CLOSE accesspath?

CTS,

3 9889

what is estimation? and what is the level identifier parameter in PF?

TCS,

3 8928

IN RLU what are the record level keyword is used?

iGate, TCS,

5 14563

What is "Call by content" and "call by reference"?

ADP, Syntel,

4 21435

what built in function can be used with SETLL.If you want to check whether the search argument is successful or not? Please give me answer with example?

3 9562

what is mean by *MAP and *DROP?what commands use these two keywords?why are they used?

4 18914

write the SQL statement to retrieve the 2nd Highest salary ammount(File Name="EMPLOY",Field Name="SALARY")

Bally Technologies, Cognizant, Vertex,

6 20306

How can we find from which source the program has been compiled for a given RPGLE program object?

5 15286

Please give me the code for A=A+1 in cl program?

2 6923

what is the correct about QTEMP library(below mention)? a.it is Unique to a job b.it can be shared between different job c.it can only be deleted by QSECOFR d.Non Please give me the answer for this?

Wipro,

8 12912

An rpg program is processing an openquery file.The file is declared in update mode in F spec.Can we update this file? Please explain?

3 13014

A phisical file has two fields like 1) Account No(10,0) 2)Phone No(15,0)Unique on both fields?Please give me the answer for this?

3 7505

Un-Answered Questions { MainFrame }

Enlist the features of rexx as a programming language.

969

i want new rexx tool which will perform jcl chk without submitting it

2003

Explain how can the attributes of one sms dataset be copied to another dataset?

1157

What is the copy idms subschema-binds in idms?

794

Explain the difference between a symbolic map and physical map?

979

What does db2 plan contain?

960

What is a vsam dataset?

976

what is SOC4 error?

1158

In a test environment, is there a need to run a runstats?

907

Explain the meaning of spufi?

977

What will happen if we drop the base register in the program which contains only one basereg?

923

) How do u handle errors in BMS macro?

1908

For a db2 column that is being defined as decimal (11, 2), discuss the cobol picture clause.

1054

What is drop table?

959

What is deadlock in db2?

1016

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