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

When you are working with the project.. once your coding is over what will u do? where u r maintaining your CR(change request) what is the format what are the documents u need to prepare while testing?

2011

How will u give input data to cobol program apart from PARM & Instream data?

6 15146

How to change the name of physical members Dynamically?

1 8121

Setps to create .csv file on IFS folder in AS/400( V4R3)....?

TCS,

3 13083

RENAME clause takes new SPACE in memory.TRUE or FALSE? a)TRUE 2)FALSE

TCS,

12 18970

level number 77 is used to define a)group data b)elementary data c)redefine d)none

TCS,

8 12339

Anyone help me for the below question:- If problem/error occur in *PSSR subroutine,how should I handel it in RPG program.

1 6558

Please help me, I have created window subfile,I have created Footer with same lengh and postion of window SFL. When I call the pgm, first is shows only Footer and then it shows subfile records.This time Footer is not showsing ..plz hel me how can i do it...? Sameple DDS and RPG: A R WIN1 SFL A*%%TS SD 20090130 165346 MUNSHIJ REL-V4R2M0 5769- PW1 A FLD001 1Y 0B 4 3EDTCDE (Z) A ATFILE R O 4 7REFFLD (QWHFDBAS/ATFILE LIB/LIBF- A ILE) A R WINCTL SFLCTL (WIN1) A*%%TS SD 20090202 123459 MUNSHIJ REL-V4R2M0 5769- PW1 A ALTNAME ('y') A SFLSIZ (0004) A SFLPAG (0004) A WINDOW (FOOTER) A ROLLUP (27) A ROLLDOWN (28) A CF12 (12 'Cancel') A 50 SFLDSP A N51 SFLDSPCTL A 51 SFLCLR A 1 2'Select Option,Press enter' A 2 3'1= Select' A R FOOTER A* A WINDOW(8 31 9 43) A 8 4'F12 = Cancel' A R DUMMY ASSUME A 24 10' ' in RPG: Dow *IN12 = *Off Write Footer Fxfmt WInCTL

2 9640

parameters cannot be passed in which one??

CTS,

2 5575

in which journalling which attributes are necessary

CTS,

2 7107

what is post opcode do

CTS,

1 11123

how do u find whether a record is locked or not??

CTS,

4 14122

3 members in databasefile .how to read records from all the members??

CTS,

6 14366

3 members in a databasefile .how to read records from all the members?????????

CTS,

4 9691

two attributes which govern the excecution of a job>>>>??

CTS,

2 7728

Un-Answered Questions { MainFrame }

Why include statement is used in a jcl?

1189

What is the difference between fixed length and variable length records?

885

what is the purpose of dynslt keyword?

1758

which transient data queue support ati?

1162

how do you fire a batch job from a cics txn ?

1060

What is the biggest disadvantage of using a vsam dataset?

1135

Can you name a few software running under the mainframe?

954

ther r 2 tables OTTABLE & SALTABLE, add the otamt from OTTABLE to empsal of SALTABLE if eid is matched else add the unmatched from OTTABLE to SALTABLE

2073

How to get the ddl of a table in db2?

1134

please..could u give an example about USAGE IS POINTER ..and explain why and when we use it ?

2479

What is release/acquire in bind?

1112

I HAVE 500 ROW TO UPDATE I WOULD LIKE TO USE ROLLBACK ALONG WITH COMMIT.WHAT IS THE SYNTAX TO CODE COMMIT AND ROLLBACK FOR EVERY 100 ROWS.AND HOW THE CURSOR ROLLBACK TO THE LAST COMMITTING POINT.

3218

what are the codes returned by the ams (access method services) command during the execution in vsam?

1294

describe the difference between the dowxx and douxx operations?

2140

Can you explain referential integrity?

1008

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