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 9855

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

Perot Systems,

2 6112

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

3 9944

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 7556

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 11865

Difference b/w Error and abend in COBOL

HP,

2 6591

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

Satyam,

6 18419

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

IBM, Infosys,

2 10229

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

2462

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 7518

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

ITC Indian Tobacco Company, TCS,

2 8343

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 11341

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 6076

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

Tech Mahindra, Wipro,

6 18289

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

2313

Un-Answered Questions { MainFrame }

What is plan in cobol db2?

1064

I need to compare 3 variables(dates) and do some processing based on the earliest date. There could be more then 1 date record in any of the 3 fields. What is the best way to code this?

2229

Can you define aica abend?

1092

1. What is bound-by-call and bound-by-reference? 2. Where and why is *Nomain used? 3. What are the difficulties faced by programmers when using service programs? 4. Explain the different ways of parsing and compiling XML in iSeries.

6375

How to update data area in cobol 400 program?

987

what is the purpose of the verify function of idcams?

1005

My program has an array defined to have 10 items. Due to a bug, I find that even if the program access the 11th item in this array, the program does not abend. What is wrong with it?

1029

Explain how do you intitiate another transaction?

1014

What is isolation level in db2?

946

Mention data types used in db2 ?

1110

how can you display specific subfile page on the screen in unequal subfile?

1083

Mention the various locks that are available in db2.

978

What is a buffer in memory?

1010

is it possible, in the same cgi, to run more than one gethtml or gethtmlifs?

1003

Write about the self-referencing constraint?

926

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