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

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 10033

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

Perot Systems,

2 6254

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

3 10095

I have one cl program which calls two rpg programs named a & b. I am loading a run time array in Pgm A and the control comes back to cl pgm. i call pgmb and I want to read the runtime array in pgmb which was loaded in pgma. How it can be acheived. I should not use any intermediate file or dataarea to store the loaded values.

2 7714

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 12011

Difference b/w Error and abend in COBOL

HP,

2 6711

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

Satyam,

6 18869

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

IBM, Infosys,

2 10357

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

2511

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 7648

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

ITC Indian Tobacco Company, TCS,

2 8467

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 11567

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 6208

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

Tech Mahindra, Wipro,

6 18521

How to add 99 menu (page down) option in menu creation..

2365

Un-Answered Questions { MainFrame }

What is the purpose of the dd keylen parameter?

1222

Explain about house keeping in assembler?

1044

explain the means of supporting pseudo conversation programming. (Eg. Storing and restoring of states, control flow, error handling)?

1068

If we wish to create bms executable, what are the basic steps that the user has to go through?

1087

How to know the particular record in pf with out reading?

1067

i want to learn mainframe..any websites and material to learn from basic..? my mail id : rajeswaribe2010@gmail.com

2221

Explain the primary significance of intra-partition and extra-partition tdqs ?

1082

Define the term mro (multi region operation)?

1107

Can anyone provide me the source code for LOC(lines of code) counter written in REXX language which can run on IBM mainframe z/OS V1R4. The LOC counter should be able to count the comments,lines of code,blank lines in a COBOL program and JCL's

2675

what is file information data structure?

2202

What is need of start 0?

1131

What is the difference between an obtain next and obtain first in idms?

881

On what systems PL/1 is available?

1576

How do you eliminate duplicate values in db2?

1194

what are the different types of data areas?

1746

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