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

Hey, What is the difference between SCAN,CHECK,XLATE OPCODES? please give me the answeres with example in real time senario?

1 22472

Hi, I have a requirement File A : I have 6 records out of which 4 are same. File B: I have 8 records out of 6 records are same. The 4 records in FILEA and 6 records in FILE B are same. If we substract we will get two records, I need these two records in output file This is because to remove the duplicates from the database. Through easytrieve we can compare but for that there should not duplicates, but in my file I have duplicates. Thanks in advance!!

2 10770

How to read records from flat file in reverse order through COBOL program?

Accenture, Broadridge, IBM, MAT, Polaris, SPIC, Syntel, TCS, Wipro,

14 73639

I have 2 dimensional array with having 100 elements. So how to find the 11th item in an array?

IBM,

6 16022

How do I release jobs in queue and change a job destination to a different printer. I know wrkjobq but I have not worked with As/400 for a while,so_can someone help me?

2 6262

How do I remove a flag or check no. or name when a user opens too many sessions?

2152

1) How to declare a file? 2) How to define a display file? 3) How to monitor error messages in RPG? 4) How to find the attributes for subfiles? and what is the DDS for subfiles?

TCS,

2 10218

what is the difference between SETON RT & RETURN?

5 22043

what is A-MODE and R-MODE?

2 8704

What is QSAM file?

Wipro,

1 8159

is it possible to submitt more than one job in job card in jcl? and if yes than is it necessary to have the jobs same name?

Accenture,

4 25976

if we have a job consist of two steps and each step calling a proc having 10 steps each then how many steps are counted only 2 or 22(10+10+1+1)? can we have more than 255 steps in a single job?

Accenture,

5 12929

what r the quality process in development

1 5521

can we have more than one job in a single job card that is we are specifying only one 'job' statement in the jcl.

Accenture,

7 19959

soc-7 is a bad data,invalid data. when ever we are moving the alphabets in the position of numeric then we got this abend. so my question is if o1 ws-data pic 9(1) value passing the alphabet some x. then we got soc-7 or not? i want clarification ?

CitiGroup, IBM,

7 12425

Un-Answered Questions { MainFrame }

Every map is categorized into multiple fields, and there are three common working storage fields present for each of these respective fields. Mention those?

998

How many databases are there?

992

what is the purpose of indicators in rpg?

1720

What do you mean by cursor?

942

Explain about rct in db2?

1046

What is clone table?

999

Mention the different locking levels that are available in db2.

1073

Why would you use find and get rather than to obtain?

1125

what is sflinz and sflrna?

1459

What is the difference between lds and esds?

983

What do you mean by hierarchical database?

1121

What is database alias db2?

1067

What is the difference between general testing and mainframe testing?

1030

What is the use of tdq and tsq?

1050

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

2338

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