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 26561

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

HSBC,

4 14314

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

6 12770

What is the OPEN and CLOSE accesspath?

CTS,

3 10071

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

TCS,

3 9122

IN RLU what are the record level keyword is used?

iGate, TCS,

5 14849

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

ADP, Syntel,

4 21681

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 9703

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

4 19137

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

Bally Technologies, Cognizant, Vertex,

6 20598

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

5 15495

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

2 7046

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 13225

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 13202

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 7668

Un-Answered Questions { MainFrame }

What rules are to be followed while using the corresponding options?

1068

How can I try out PL/I?

1516

How arrays can be defined in COBOL?

1219

what key word is used when screen is re-display?

1130

Explain how do you handle errors in cics programs?

985

i want to maintain uniqueness on pdf without make lf??????????

2155

What is the purpose of dd * statement in jcl?

1289

How to alter the parameters for the existing gdg?

1204

How can you validate Sql errors during cursor operation in db2 pgms and where do you code?

2211

What is sort? And its syntax?

1056

Define psb?

1089

How do you run a COBOL batch program from a JCL? How do you run a COBOL/DB2 program?

1258

What is the format of comment statement?

1215

Explain how can you accomplish breakpoint in intertest?

1029

When the like statement is used?

1222

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