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

I have to execute 12000 CL Commands one by one.. So, I have created a file called COMMAND. This file has only 1 field called STRING. This file had 12000 records, and all these records are CL Commands (ex: CALL PGM(PGM1)), etc) I have written a CL which will read all the record and do sbmjob.. But it is not working... Plz help me to exexute all these 12000 commands..

ISE,

2 4707

is step name is compulsory in jcl ?

2 6967

I have put two write operations in a single para for two different conditions.Will that lead to an abend or run successfully and write two records?

CTS,

1 6011

Is it possible to access some memory location (Ex: VAR1 DS P) without using Base Displacement?

HCL,

1 3770

What is symbol table in assembler?

HCL,

2 5690

what is multiple member pf

Active Brains,

1 3943

what is general and type of general

Active Brains,

1 3213

wirte a simple program for read file in cl

Active Brains,

2 4432

what is dynslt and why we use that command when do we use command

Active Brains, UHG,

2 7882

what is open data base command

Active Brains, Cognizant, CSC, CTS,

1 3775

what is EXCEPT command in rpg and use

Active Brains,

1 6531

what is exception and how many types of exception

Active Brains,

1 4561

what is error handling concepts in cl

Active Brains,

3 7053

Suppose we have 5 steps in a job.No step should be executed After submitting every step in a job

AVB, IBM,

2 6028

query to just fetch first matching row and stop execution. once one matching row is found ..no more records should be checked.. if the first record is matching.. the query must stop

IBM,

2 5532

Un-Answered Questions { MainFrame }

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

2598

What is difference between rename and prefix?

1040

what would be the effect on the field where reverse image, underline and highlight display attributes are active ?

1727

what is use of linkage section?

1086

Explain how do you terminate an already issued delay command?

1004

What is amode(24), amode(31), rmode(24) and rmode(any) (applicable to only mvsesa enterprise server) ?

1213

How ENQ and DEQ used in CICS?

1443

Can you explain common systems area?

1106

What is the difference between Global and External Variables?

1377

what is the syntax of ams modal commands?

1264

Explain the difference between null compression and default compression?

945

What is the syntax for seeing the columns and data types of a table in the db2 database?

1169

What are iseries servers?

1075

Why do chiropractors use drop table?

1109

define the purpose of the *cat function?

1674

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