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

what is meant by record lock.how records are locked.what is the purpose of record lock.if records are locked what happens.how to find out which record is locked.

HCL,

4 14871

how can we find setll setgt chain read reade readp operations are successfull or not,give example.explain in detail.

iSoft, Wipro,

4 15336

what procedure should we use to find whether the following operations are successful or not setll setgt chain read reade readp pls tell with example i'm not lazy to read the manual or not lazy to do anything.but sometimes i cannot understand the things given in manual in high level english its little bit complicated for me,i can't understand their way of writing thats why i ask these questions here and find the solution in simple words that i can understand thats the real reason sir.sorry if i had hurt you or disturbed you.please understand my situation.

iGate,

5 8700

thanks mr.Harshad R Suryawaunshi,i'm new to as400 i think you are telling in rpgile i know only rpg400 if possible can you tell in rpg400

iGate,

2384

What is data trace system 2.0 used for?

5712

how many members can be created inside a single pds?

8 48387

When we create a physical dataset we specify dcb parameter block size.What is the use of Blocking?

4 8133

How to retrieve a physical file after deleting that ? what is keyword used for that....??

6 20777

In a proc i will concatinate 4 dd statements.i want to overide 3 dd statement through jcl how?

3 7895

We are using 2 files , file one has data, file two is empty.Using jcl how can we find the other file is empty?

CSC, IBM,

9 24039

How to execute step2,step1, step3 if step1,2,3 are in order

CSC,

8 14535

i have a string of 80 chars i want to replace 4th char with "a"?

CSC,

3 9827

how can you copy records present in a flat physical file to a database file(physical file).please explain in rpg400 with a simple example

CTS,

1 5699

Whether a module can consists of many procedures or it can consist of subprocedures having a main procedure?If it is possible that it can contain many individual procedures than can we have different name for complete module and how do we call this module in main modul?

Steria,

3 8677

How to initialize 20,000 bytes in the Assembler..

Amdocs, IBM,

5 18286

Un-Answered Questions { MainFrame }

Why cursor is used in db2?

1096

Can you explain function of iebgener?

1086

How do I create a view in db2?

1089

i made it to stage 3 of an interview process wednessday they will quiz my knowledge again face to face for an analyst role recruiter said it will be based on Business requirements system is cobol and good ideas what they might ask etc

2646

What is the copy idms subschema-binds in idms?

910

What is static and dynamic call in cobol?

1123

While unloading huge amount of data from table. Suddenly job failed some error. Imagine 1M data unloading, In that 90% data unloaded only 10% left, So if want to unload the rest 10% what needs to be done? Whether do i need to start from top or anything ?

2391

State the maximum value up to which volumes can be inserted to an stogroup?

1107

Mention the option used in a cics command to retrieve the response code after execution of the command?

1162

hi.... anybody send real time project related questions & answers whatever will ask in interview plz.....help me? advanced thanks....

2547

how do I preserve and clean the array?

1213

what is buffering and how does it apply to vsam files ?

1246

What is package in cobol db2?

1169

How to compare two files by using sort?

1079

What are the types of record locks and how are they set?

1674

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