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

Can anybody tell me, does CL/400 handle LEVEL check while running the CL program....? plz share your experience...

4 19036

how we retrieve records without using key field (ex:name) from Physical File through RPG in as/400?

8 30224

Suppose you have 3 members in a database file. How to read records from all the members Without using CL (OVRDBF) i.e. it should be handled exclusively in an RPG program?

IBM,

6 16845

How to know the number of records in a pf through clp program?

Bank Of America,

7 32702

How can u create a temporary file in CLP @ how to access that temporary file in RPG program?

4 18618

Write the subfile logic program for the given concept. Load the data to the subfile depends upon the designation where designation is not a key field?

2 6400

Logic cycle

1 5325

What is left outer join?

2 9743

What is primary file? How many primary file can be declared in a RPG program?

IBM, Valtech,

3 17719

Write a logic program for knowing the repeated number of a vowels in a given program?

Valtech,

3800

Can anybody please tell me what is difference between SQL (STRSQL ) and WRKQRY .....?

3 20479

If JOBA is in MSGW due to data decimal error and DUMP is generated and I found that Decimal field formatted with some special char which is coming from Input file amd file has millions of records. How I can find out on which record the error is occur. Please share your experience.....

2225

Hi All, Can any one give me a suggestion for below prob One job is in MSGW due to decimal dara error and I find out stmt error and Value in DMUP. but my file has millions of records.So how can i find out on which record the error was occured....?

3 11102

Hi friends i have i question please reply me asap. what would be coding in DDS and programing part for this condition suppose that i have three fields in the display file(subfile)which has 7 record format. Condition is ''The supplier LOT, ISSUED TO PROD and LINE GRP fields in display file(Subfile) will not be shown if their respective fields are blank/zero in the record formats WIM311FM and Record format WIM311FM. I want coding part in DDS and Programing. Please reply me as soon as posible.

IBM,

1 4888

How I can read and display three fields in the record format DSPFM1 of the display file,while one field(using in one file) is NAME which is Key field in field reference file and another two fields are AGE and ROLL NO are using another file. Please send me coding part.

IBM,

2 7660

Un-Answered Questions { MainFrame }

What is concurrency?

1308

what is the procedure and explain about real time scenario.

2012

what is the length of a variable in rpg?

1750

List the type of locks and explain each of them.

978

Define RCT.

1270

what is data area and how it is used in rpg program ?

1388

how many printer files can be defined in f specs ?

1699

Explain the function of //cntl statement?

1235

What is the need to code commits in batch programs?

1202

My Question is 1. How to cound no. of records in JCL. Please explain with an example. 2. How to execute only odd steps in JCL? I know EDIT TYPE = Inculde, Step Name = 1,3,5 and COND code for all even step. Anyone knows other than this.

2527

What is an mdt (modified data tag)?

1103

Can we use DISP=SHR in output file in JCL

1468

What is meant by idd in idms?

1026

what is effect on receive map when

1323

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

1162

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