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

have in 100 records in a file i want to move only matched records to one output_file1 and nonmathed records are moved to another output_file2 ... any one can provide logic code

3 10163

01 A. 10 B pic X(10). move spaces to A. move spaces to B. output in A & B

Perot Systems,

2 6349

how to unload different table data into different gdg files/ vsam files.

3 10227

I have a file it contain 10 records.i got abend at 8th record because of soc7.how do you know that perticular record got abend?

IBM,

3 12157

Difference b/w Error and abend in COBOL

HP,

2 6824

In JCL..for TIME Parameter was specified both JOB & STEP..which one is overrides

Satyam,

6 19227

looking at the basic definition of VSAM file how to recognize whether it is a KSDS OR RRDS OR ESDS ?

IBM, Infosys,

2 10502

OPEN INPUT StudentFile READ StudentFile AT END SET EndOfStudentFile TO TRUE END-READ PERFORM UNTIL EndOfStudentFile DISPLAY StudentId SPACE StudentName SPACE CourseCode SPACE YOBirth READ StudentFile AT END SET EndOfStudentFile TO TRUE END-READ END-PERFORM CLOSE StudentFile STOP RUN what will be output

2572

i have job card like this //job ***** //step1 exec pgm=iebgener //sysut1 dd dsn=main.sss,disp=shr // dd dsn=main1.sss,disp=shr // dd dsn=main2.sss,disp=shr //sysut2 dd dsn=out1.mmm ,disp=(new,catlg,delete) dcb=( ) // sysin dd * like this what i have to do to skip dsn=main1.sss please giveme answer asap

IBM, TetraSoft,

2 7786

What is 66 level number and where it is used in real time by software developers?

ITC Indian Tobacco Company, TCS,

2 8574

If a job has 3 steps and step 1 and step 3 should get executed and step 2 should not get executed irrespective of the return code from the previous steps. How can it be done?

TCS,

5 11824

If i got a job on mainframe technology, will i have a bright future?. Some people are discouraging me. Let me know, is it true? Please bring back me from the confusion.

2 6323

How much salary you are expecting? If they ask in an interview, what we have to tell?

Tech Mahindra, Wipro,

6 18801

10. Why mainframe testing is so important? Give any three advantages of Mainframe Testing?

3616

At what stage, operator can change the class and priority of a submitted job?

2 5833

Un-Answered Questions { IBM MainFrame }

Define data page.

1142

What is the function of finish in idms?

971

List the type of locks?

988

Suppose I have a ksds file. I have a records like 1,2,3,4,5,6,...100. I want to read using dynamic mode like from 10 the record onwards like, 10,12,14,16,18,....60. Wat is the command for this?

727

What is the syncpoint command?

1303

What is the difference between structured cobol programming and object alternativelyiented cobol programming?

1286

If the stored record is not defined as automatic of a set, how can it be stored as a member of the set?

877

What is the use of runstats in db2?

1189

Which division and paragraphs are mandatory for a COBOL program?

1342

How do define dynamic array in cobol.

1190

How to send a sms to a mobile through mainframe vm’s?

1048

How do I create a view in db2?

1085

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

1136

what is meant by dirty read in vsam?

1399

Define cobol?

1488

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