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

what is rediffine clause?in what situation it can use?give me real time example?

IBM,

1 4949

what is rediffine clause?in what situation it can use?give me real time example?

IBM,

1 4255

what is subscript in cobol?give realtime example?

Wipro,

2 12473

what is sync clause?

DELL,

2 17987

what is search and searchall?what is the diffrence between them?give an best example?

BirlaSoft,

3 6808

COuld you please let me know along with a sample on how are you going to remove duplicates from the file that is being read. Thanks Sam

TCS,

2 10019

what is redefines? where it can be effectively use for the purpose of memory utilization? give an example?

IBM,

4 8720

i am a btech cs 2009 passout. i am opting for mainframe course. is it good to do this course? pls. anyone suggest me

4 6289

when iam reading a flat file which has 100 records through cobol program when iam reading 50th records it gets abends .. so when i run the program again it should read from 50th record .where it got abened ? how it is possible

Patni,

1 7845

what is soc7 abend?how u can trace it?

Accenture,

4 14198

There are two flat files one having 10 records and other having 5 records. write a cobol pgm to find the duplicate records(matching records)from both files.

Mind Tree,

1 8065

01 text-data pic x(100). move 'xyzdbfrjjg u' to text-data. how to find the value of last index of text-data?

Mind Tree,

3 8196

What is the General Command format Of CICS

IBM,

3 7716

How does COBOL11 and CICS release 1.7 provide for exceptional and how does that differ from VS COBOL and earlier CICS release?

IBM,

1 4096

NAME SOME TRANSLATOR AND COMPILE OPTION AND EXPLAINE THEIR MEANING

Fujitsu,

1 5218

Un-Answered Questions { IBM MainFrame }

How do you round the addition or subtraction of two numbers in assembler?

1020

I want to JCL sort for Non-COMP and COMP-3 fields SORT FIELDS=(1,5,A,6,11,A,12,11,A,19,1,A,20,1,A),FORMAT=BI,EQUALS Length of comp bytes is 11 bytes which start at 6byte and 12 byte considering 11 bytes in comp-3 is 6 bytes. Can anyone tell if the above sort work SORT FIELDS=(1,5,A,6,6,A,12,6,A,19,1,A,20,1,A),FORMAT=BI,EQUALS does not works OK

1940

Where can program checkpoints be stored for use in a restart?

1433

What are the prerogatives?

1076

when an xctl is done, does the tranid change ? Is a new task created ? Does it cause an implicit syncpoint to be issued ?

1224

How to find occurrence of mu and pe fields in a file?

888

Explain how do you access storage outside your cics program?

965

If anyone has IBM Certification Dumps pls forward to me & also let me know what are the Certification Codes that are available in DB2

2042

What is the physical storage length of time data type?

1123

what are the statements that are not valid to be included in an include statement?

1390

What is the function of rollback in idms?

901

Explain the maximum number of levels allowed in ims db?

3781

Explain the difference between the xctl and link commands?

1110

A table has two indexes defined. Which one will be used by the SEARCH?

1281

Differentiate between the joblib and the steplib statements?

1433

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