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

COBOL (1072)
JCL (1031)
CICS (755)
DB2 (1122)

IMS (143)
IDMS (107)
Natural (81)
ADABAS (26)

REXX (60)
Assembler (68)
CLIST (6)
QMF (32)

MVS (25)
OS390 (10)
OS 2 (7)
VSAM (319)

IBM MainFrame Interview Questions

Questions Answers Views Company eMail

Can you tell recent requirement(s) you handled with your project? Requirements based on Banking Application.

ITC Infotech,

2 6755

what is dynamic array in cobol? what is the difference b/w array and table in cobol?

2 21479

When search all is used in cobol program without sorted input data?

CGI, Principal Finance,

6 14687

Can we create VSAM file by using IEBGENER?

Principal Finance,

4 12862

Can we use goto statement in inline_perform ?

IBM,

5 10526

Can we use select * statement in cobol program without giving field names ???

Zensar,

3 11768

what is the difference between occurs and occurs depending on? i dont think so there is the difference in storage..then why we should use occurs depending on?

TCS, Tech Mahindra,

9 30345

why we create view.

5 10189

I am tryin to select one records(SQL) using Rexx.Here is the code ADDRESS DSNREXX "EXECSQL FETCH C1 USING DESCRIPTOR :TBSQLDA" IF SQLCODE = 0 THEN DO LINE = '' DO I = 1 TO TBSQLDA.SQLD LINE = LINE TBSQLDA.I.SQLDATA END I SAY LINE END ADDRESS DSNREXX "EXECSQL CLOSE C1" ADDRESS DSNREXX 'DISCONNECT' i am getting the following errors and also i dont know wr to see the ouput.Can anyone please hlep me in solving this? 28 +++ ADDRESS DSNREXX 'DISCONNECT' Error running DB2REXX, line 28: Incomplete DO/SELECT/IF

Syntel,

2 11219

quary for 1> fetch last record 2> fetch in reverse order 3> fetch last 5 row 4> fetch second last record (their is no primary key) i think concept of count can be use for this in 4th

5 10583

can we use go to statement inline-perform?

IBM,

7 13203

Which is the DL/I function used in CICS-IMS program? IBM

IBM,

3 10549

how will you the specification of database file ?

3 10198

How can we execute only one step in a job

MAHINDRA, Mind Tree, Tech Mahindra,

22 39031

if we give TIME=0 how many sec that job/step

13 31623

Un-Answered Questions { IBM MainFrame }

What is a page in idms?

874

What is the maximum No of rows per page?

1075

Can any one tell me that how we go for the compare,unit testing after changing requirement as per client request. this is very helpful for me when u give suitable (coading) exmple.

2164

can I port my existing applications from the mainframe or os/2? Will there be extensive changes required to do this?

1000

What are foreign keys in db2?

1113

Explain the processing modes available in ims db?

3639

Can I send output of job to my remote device careerride123?

1137

what optimum values can we find for freespace, ci etc?

1026

what is utility for parm lib

2387

what are the differences between temporary storage queue (tsq) and transient data quene (tdq)?

1232

For rewrite, why is it mandatory that file needs to be opened?

1120

Can you explain function of iebgener?

1035

What are the 2 types of parameters in dd statement?

1164

Explain how do you control cursor positioning?

1017

Name the sections present in data division.

1255

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