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 26852

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

HSBC,

4 14510

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

6 13033

What is the OPEN and CLOSE accesspath?

CTS,

3 10239

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

TCS,

3 9301

IN RLU what are the record level keyword is used?

iGate, TCS,

5 15082

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

ADP, Syntel,

4 21858

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 9844

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

4 19292

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

Bally Technologies, Cognizant, Vertex,

6 20864

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

5 15705

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

2 7136

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 13493

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 13320

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 7797

Un-Answered Questions { MainFrame }

what is *iso date format?

1095

Define cedf?

1019

explain icm instruction?

1145

What do you know about jcl?

1208

In RPG How to read a records from a file without using read opcodes?

1569

Explain how can an in-stream dataset be terminated?

1418

What are the two ways in which dl/i interface can be invoked?

1007

What are the information stored in ci?

1068

What is the difference between bind and rebind in db2?

1515

What is commarea (communications area)?

1068

Explain the significance of dbid used in adabs?

1047

how can you load a vsam data set with records ?

1224

What is a bind card?

1283

How can i load all the data from a file to Table (array) in cobol.How i manage the occurs clause with out reading the file.Any options avilable ? Please can any one help me it is urgent?

2634

Explain the significance of rdo?

1142

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