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MainFrame Interview Questions
Questions Answers Views Company eMail

Q1. How will you use two different DB2 qualifiers in a single COBOL program? Suppose we have 2 tables EMP1 and EMP2 with same structure defined in two different DB2 qualifiers QUAL1.EMP1 and QUAL2.EMP2 now during first 15 days we want to use QUAL1.EMP1 and rest of the days QUAL2.EMP2  how will we do this.  We can create a single program and a single load for this program. 

RBS,

2 7360

Q3. How will you fetch duplicate values from a DB2 table?

RBS,

2 14874

Q4. How will you get the count of record without using COUNT verb in query?

IBM,

2 12604

I have file with data as follows data 1 2 3 4 5 I need to read 1 and 5 ,then 2 and 4 then like.. upto end of file, can any one help on this

ISG,

3 8108

I need to insert a record in a file using STRSQL containing the some field values same as an already existing record in that file.I know to smple insert mentioning those values one by one.But is there any another query can be prepared for the same .Please share the query if known to you. Thanks in advance.

CSC,

2687

Is it possible to add an keyfield or field to an Physical file without changing its file identifier. Example : - Say I have an existing physical file which is being used in 5 programs. Now I want to add an additional Keyfield or an field to it and I don't want to recompile the programs.

2 5209

Can be OVRDBF command mentioned after OPNQRYF command in CL?

1 5234

What is the exact difference between Service Program and Binding Directory?

1 7317

What are the types of Signature validation?

1 4325

What is an Array Data Structure?

1 3825

How to read data from *LDA (Local Data Area) in RPGLE program without using IN opcode?

1 9363

can i sort packed decimal if i can tell the syntax

Barclays,

1 5560

What is Multi Occurrence Data Structure(MODS)?

CTS,

1 4534

In all our JOB Statement we have always COND=(4,LT) defined. Nevertheless when a Job failed the last step should then be executed (send a message to an user). Due to we don't like to change all our JOB's (ca. 2000), we are looking for a simply solution.

4 9621

What is IBM OS/2?

1 2594


Un-Answered Questions { MainFrame }

What is a set in idms?

789


how will you search an array?

1037


How to get the last record in vsam file in cluster?

966


Hello All, We have requirment to Replace BMC Db2 Load product thru CA FAST LOADPlus product. Do anyone have JCL to for FAST LOADPLUS and what all are thing need to take in consideration.

2681


how we sort two input files based on a common column and giving one o/p file please send me the coding logic?

2087


What is the purpose of dd dummy statement?

1418


what is the compile process of cobol program expalin with code

2512


using dfu, user will be able to ___________ from physical file?

951


What is the physical storage length of the data types date, time, and timestamp?

1049


In AS/400 projects in Companies whats the meaning of production support team.what production support involves.also what work does development,maintenance involve what are the other teams or processes that are available for as400 project.

9017


How can we arrange duplicate records in a file?

1031


what is the meaning of notcat 2?

1075


Name the lockable units in DB2?

1083


Explain the purpose of dd dummy statement?

1169


What are the types of important programs that are used in the cics?

992