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 type of pointers should you specify on the root segment of a HIDAM DB to improve sequential processing?

2 6202

What does the Change Accum do?

1 6183

What is difference between concurrent image copy and online image copy?

EDS,

1 7198

What are two reasons to run the DB Batch backout utility?

4 11466

An application programmer comes to you and says your DB is no good, they got an II status code on an insert call from IMS, is this a DB problem?

2 7020

What are all the possible inputs to the DB recovery utility?

1 5315

Which DB access method (OSAM or VSAM) is better and why?

4 18801

What is Program Isolation?

1 6990

what do u write in the impact analysis document (i.e, for a change request)

Nest, Wipro,

4 30904

HELLO FRIENDS, THIS IS JANARDHAN.GADIRAJU, I FACED ONE INTERESTING QUESTION IN COBOL, THAT IS WHAT ARE THE VALUES WE CAN SEE IN HIGHVALUES AND LOWVALUES, CAN U PLEASE GIVE ME THE ANSWER

Patni,

7 16654

PLEASE SEND ME THE DOCUMENTS IF ANY ONE HAVE REGARDING THE IMPACT ANALYSYS,REVIEWS

DELL,

2392

What is the difference between joblib and jcllib statements

IBM, Maples,

7 36303

what do you mean by copybook? and what is the difference between the copybook which we are using in working storage and procedure division.

HCL, TCS,

3 25624

Hi All I've got an appointment for my visa interview. I'm confused seeing all the postings I'm currently working in IBM Bangalore, i've got just 3+ years of realtime experience in this field. I've completed my Bachelore of Computer Applications and then Master of Information Systems....and with good percentages... I've seen many posting who's visa got rejected even for 4+years of IT experience VO's asking for 6+ years of exp. I'm afraid...is my exp and background sufficient to get throug the interview and get visa stamped. I'ld be more happy if you can help me in this reg. waiting for reply Smitha

2 4874

A maximum of 100 chars can be passed to Cobol through Parm in JCL, If we want to pass more than 100 Chars how we can do it ?

IBM,

3 12126

Un-Answered Questions { IBM MainFrame }

Can the values of alphanumeric be moved to variable numeric?

1090

Can I cleanly uninstall oorexx?

958

What are the processing modes available in ims db?

1074

Can you define an alias?

962

What is meant by a ‘Transid’ ?

1051

What is meant by comp-3 and what is it used for?

1024

What is a ca split?

1076

Explain cebr transaction commands?

1065

what about F1 & F2 keys in xpeditor? And their functionalities?

2483

What is the cobol picture clause of the db2 data types date, time, timestamp?

1053

What is the function of //cntl statement?

1328

What is meant by union and union all?

1006

What is the device independent method to indicate where a record is stored?

1047

Explain the function of //jcllib statement?

1204

is there an aix version of oorexx?

986

For More Un-Answered { IBM MainFrame } Questions Click Here