MainFrame Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

IBM MainFrame (5229)
IBM AS400 (1355)
IBM PL/1 (31)

MainFrame Interview Questions

Questions Answers Views Company eMail

Why there is no questions in this column?

6 12621

What is a GDG

IBM,

4 14797

What is the different ways to initiate a task?

2 10994

why occurs clause not mentioned in 01 level

HCL, NIIT, TCS, Tesco,

6 40440

How to resolve the soc4 and soc7 errors?

IBM, RBS,

5 34494

what is the process of precompiler?

2 13628

What is buffrpool? Where we use it ?

Tesco,

2 11431

what is Runstats? Whem will u choose to runatats?

Danske,

1 10911

what is REORG? what is the use?

4 12145

What is binary search?

3 10102

What is the difference between PIC 9.99 and 9v99?

7 47784

What is the difference between index and subscript?

Visa,

5 36048

What is SET TO TRUE all about, anyway?

5 15390

What is COMP-1? COMP-2?

CitiGroup,

4 16583

What is difference between COBOL and VS COBOL II?.

Winsol Solutions,

1 4616

Un-Answered Questions { MainFrame }

What is Pic 9v99 Indicates in COBOL?

488

State the differences between vsam and non-vsam files?

407

What is mainframe computer /system?

395

Suppose I have five jobs to do. But I want to hold one?

507

At what point are extension eliminators mandatory?

370

is it possible to create a physical file without dds?

877

If you are current on the owner of a set, what is the difference between obtain next and obtain first?

476

i want to store 20 digits . how will u do it in cobol ?

696

What is a trigger in the db2 database?

435

what is the function of rlu ?

706

what is a base cluster in vsam?

506

Can you define attribute byte?

425

What is commarea (communications area)?

388

What is the as400 called now?

372

When we have a file with Duplicate records and I want to read the unique record from the file. For example a file containing Emp Name as 'Ram' and there are 3 entries of it. So how to read a unique record from File?

314

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