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 i use abend-aid instead of x-ped ?

1 4068

what is unit testing ? on which basis you will write test case ?

2026

whose product is x-peditor ?

1 4151

what is copybooks ? structure of copybook and fillers in copybook ? purpose of using copybook ?

Tech Mahindra,

2 36496

tell me about impact analysis ?

IBM, Tech Mahindra,

1 6030

what is the main purpose of using file-aid ?

NIIT, Tech Mahindra,

2 8719

wht is d/f between union and joins ?

2 6415

wht is d/f b/w inner join and outer join ? d/f group by and order by having by ?

2 6577

1.Are there any errors in the following statement?If so then list them.DTAARA is a data area having a field EMP # and EMPNO is a field in the file EMPPF.Which has one record. READ EMPPF IF %FOUND(EMPPF) IN DTAARA EVAL EMP#=EMPNO OUT DTAARA ENDIF

5 9913

1.Load an runtime array of length 99 from the pf and you want to handle all the possible errors?

HCL,

1 3571

1..Write an sql query to find the employee name who is having 2 phone numebr? 2.Write an sql query to the the second highest salary of the employee?

4 10984

1.How you will find the program is batch or online in cl pgm? 2.How you will end the batch pgm when the job runs? write an logic? 3.In wich command the option *drop is used?

TCS,

2 8954

1.Coding in cl to send an message? 2..What is turnover and use? What are the different levels?

IBM,

4 9765

1.The questions have given an array declaration and move operation then this statement is correct or not?

TCS,

3 7475

1.String operatio such as moving the characters to the variables? 2.what are the building functions for check file longs? 3.which of the following methods will make externally describe file fields available to a program? A: A/copy statement that specifies the library file and member of the field reference file source code B: A data structure definition specification that names the file on the EXTNAME keyword C: A data structure definition specification that names the file on the IMPORT keyword? D: A Definition specification for each desired field with the REFFLD keyword

CSC, CTS,

1 5214

Un-Answered Questions { MainFrame }

if the submitter of a job wants to inform another user about the job completion, how can it be done?

1251

What is dl/i?

1141

Define an aey9 abend?

1236

What is qmf?

965

i want to store 20 digits . how will u do it in cobol ?

1424

how do you reference the printer file formats from cobol programs

1227

how many files, printer files you can describe in a rpg?

1144

Why would you use find and get rather than to obtain?

1193

What is the use of uni-rexx?

944

Which is the default, TEST BEFORE or TEST AFTER for a PERFORM statement?

1365

What are the various error conditions seen in rexx?

930

What tools are available in PL/1?

1528

I just know the Panvalet dataset name, i would like to search all the members of that dataset for particular keyword through Rexx. how to achive? please suggest. Is it possible to open panvalet member in browse mode using Rexx? Your help would be appreciated very much. Thanks in advance.

5568

why do we use readc? What is sflnxtchg?

1198

What are the types of perform?

1046

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