IBM AS400 Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

RPG400 (448)
COBOL400 (67)
DB400 (96)
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IBM AS400 AllOther (736)

IBM AS400 Interview Questions

Questions Answers Views Company eMail

we are sending data of physical file to screen design and it is showing no record why?

NTT Data,

1 5447

Can anyone answer me when we will go for LF without key fields

HCL,

4 7740

suppose there are 100 records and i want to read records between 60-70 how we can read this 10 records in rpg

Polaris,

2 6639

How to sort an array in descending in RPG

Google, TCS,

3 16020

i have 6 char field in program, but this field is using in all files i want to chage field size as 10 char , how can i do this except using *like defn...?

IBM,

1 4624

Set on command is used for closed all opened files , initialize var and release resource , return cmd is used for return to calling program but my req. Is dnt close opened files and resource must released while doing transactions , how can i do this...?

2060

Suppose we add one field in physical file and this physical file is used by several programs.how do we know which program is using that file? What are the impact analysis.

6 11908

How can we receive values from a called procedure in CL?

IBM, NTT Data,

1 4972

How can we receive values from a called procedure in RPG?

1 5016

Can we found a record existance in a file w/o reading the file?

Traitsys Technologies,

6 9441

If i change any file through application after entering data , how to check which file is updated through applications . For call stack we takes esc 3 then we chose 11..But What is answer of below qtn..?

IBM,

1909

We have seen no of parameter list but If we mention like this 'CALL PROGNAME PLIST ' how to know No of parameter name of program ?

IBM,

2 4084

How to know message id (errorid) in msgfile when error is occurred on screen ? WRKMSF will display all error id but i want to know error id based on error msg only?

IBM, Ignis Technologies, SSR,

1 4845

what is the procedure and explain about real time scenario.

Adhoc Technologies, Hanuman Automation, HSBC, IBM,

1954

How to handle duplicate error handling in RPG?

2297

Un-Answered Questions { IBM AS400 }

What is file access opcodes?

1354

What is a query can be displayed without saving it?

1085

Can we concatenate fields in physical file? If yes how can we do?

1044

when would you use or not use this approach?

1538

how do you read changed records backward in subfile?

1090

How can we arrange duplicate records in a file?

1081

how does the runqry show the output?

1412

What is the syntax of redefine?

945

A join logical file has how many record formats?

1113

why is as/400 called object oriented machine?

1676

the maximum number of subfiles that can defined in a rpg program for one display file is ___ .

3271

How to reverse a string using RPG?

1480

records can be read/update/deleted with which file?

1073

what is procedure prototype and procedure interface.

1216

what are different types of substems?

2244

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