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

registers(0-15) ,where they are going be resides., does that mean here is it resides whether real or virtual memory? and why? then why we are assign even registers(0 to 6) for FP operations????

3 7278

How can i check the object existance in RPG program without using QCMDEXC command.

IBM, JDA,

7 33432

I have to run a select query on DB2 table and show its data on CICS map. Please tell me.

2 7081

how to allocate a dynamic dataset in jcl ?

Patni, TCS,

3 16910

how to display comp3 variables reply soon ?

Patni,

4 11580

is it mandatory to give data division before procedure division ? wht happens if i give procedure division first thn data division ? reply soon

Patni,

2 8283

Can multiple CICS regions exist under one O/S?

2 5965

i have a base gdg consisting of 12 versions like jan to dec. i need to concatante this gdg to another gdg which have version 1 or to the base gdg itself can anyone give me the code pls ?

IBM,

4 9484

i have a file which contains duplicates ? my requirement is to eliminate duplicates and these elminated duplicates should be moved to another file can any code this using sort ?

IBM,

3 8631

u have passed sme charecters thru parm parameter in jcl. how do u code in cobol to recieve the values u gave in parm ?

IBM,

2 7310

wht happens if we close cursor with cursor with hold option?

Valtech,

3 12401

how can u view a vsam file using file-aid

CSC, IBM,

5 28127

can u explain gdg with example wht happens if we give limit,empty,noempty,scartch and no scartch

IBM,

1 13905

Can we write same stepname for one or more steps in on job ?

2 13574

How to Pass table from a cobol program to another cobol program and how to use that table in called program

Patni, SunGard,

8 22416

Un-Answered Questions { MainFrame }

How many databases are there?

1056

what is difference between file-aid tool and file-aid utility?

1504

What is a ci split?

968

What is commarea (communications area)?

1009

Name the cics command used to access current date and time?

1141

Can you explain dfhmdf bms macro?

1061

I have a job called careerride and some steps in it as step1,step2. But I want to execute step2 before step1 ? How do I do that?

1400

WHAT IS AS/400 SYNORIO?

3360

What is load utility in db2?

1181

What is bms map?

1205

Is the order of the when clause important in an evaluate statement? Is the order of the when clause significant in an evaluate statement?

959

How can values be passed from the job stream to an executable program?

1444

What is 'mounting' of volumes ? Is there anything that a programmer can do in it ? How to find currently mounted volume ?

2567

Can you define path?

991

what are members?

1057

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