MainFrame Interview Questions
Questions Answers Views Company eMail

Why there is no questions in this column?

6 13941

What is a GDG

IBM,

4 16023

What is the different ways to initiate a task?

2 11995

why occurs clause not mentioned in 01 level

HCL, NIIT, TCS, Tesco,

6 43912

How to resolve the soc4 and soc7 errors?

IBM, RBS,

5 36737

what is the process of precompiler?

2 14719

What is buffrpool? Where we use it ?

Tesco,

2 12275

what is Runstats? Whem will u choose to runatats?

Danske,

1 11788

what is REORG? what is the use?

4 13161

What is binary search?

3 10956

What is the difference between PIC 9.99 and 9v99?

7 52556

What is the difference between index and subscript?

Visa,

5 38100

What is SET TO TRUE all about, anyway?

5 16726

What is COMP-1? COMP-2?

CitiGroup,

4 17958

What is difference between COBOL and VS COBOL II?.

Winsol Solutions,

1 5168


Un-Answered Questions { MainFrame }

Explain the function of the load command?

573


What are the distinctive features of a ksda, key sequenced dataset?

523


Explain the processing modes available in ims db?

3120


What do you mean by storage group (stogroup)?

575


how do u compile rpgle program?

610






What is dbkey? Explain.

484


What is meant by an isolation level?

555


what is the difference between *like and *namvar ?

1547


How many bytes does a s9(7) sign trailing separate field occupy ?

614


Explain the difference between null compression and default compression?

521


How do you find the maximum value in a column in db2?

642


Explain mdt?

655


Is condition checking possible in jcl? If yes, how?

727


i am using non join multiple format my 3 database file is like that pf97 R REC ENAME ETENNO ESTATUS K ENAME pf98 R REC1 ENAME ESAL K ENAME PF99 R REC3 ENAME CRDCARD EID K EID & MY NON JOIN LOGICAL FILE IS ALSO SAME EXCEPT RECORD NAMES BEFORE I TRIED WITH 2 FILES SO ITS SAYS ERROR I.E.(Key field attributes must be same as for previous formats. ) SO I CHANGED KEYFIELD ACCORDING TO PF SO ITS WORKING BUT AFTER ADDING 3 FILES ITS SAYING SAME ERROR . I DONT KNOW I NEW IN AS400 PLLZ HELP ME I HAVE ONE MORE QUE. CANT BE USE DIFFERENT KEYFIELD (NOT ACCORDING TO PF) IN NON JOIN LOGICAL FILE.

1032


What is load utility in db2?

654