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

how can u pass the values into db2 values from cobol ?

CTS,

3 12039

wht are the restrictions for union ?

CTS,

2 6828

where can we use index and subscript ? with example ?

CTS,

3 11183

i want to delete 20th million record how ?

IBM,

4 10976

wt is view ? wht r the restrictions for view ?

Verizon,

3 7791

how do u code a copy book in ur pgm ?

IBM,

1 3888

how can u nderstand the sql stmts executed successfully or not ?

TCS,

1 5987

how do u indetify files succesfully executed or not ?

TCS,

4 8832

what is internal sort and external sort ? which is preferable ?

TCS,

2 14171

wht r the advantages of 77 level number ?

TCS,

8 14548

how do u debug without using xpeditor ?

TCS,

1 6101

what is call by value and call by reference ?

Infosys, ITC Indian Tobacco Company,

3 14437

i want to restart frm step 2, previously i coded cond parameter on step2 wht happens at tht time ?

Infosys,

4 10350

how to u check the query is executing or not ?where will u check for sqlcode ?

Infosys,

6 12815

wht is the use of evalute verb ? how do u declare recfm in cobol and jcl ?

EDS,

2 8847

Un-Answered Questions { MainFrame }

Can you explain common systems area?

1112

Name and explain the three location modes?

1368

In Which Specs Arrays, Tables & Constants Are Defined?

1171

when do you use f-spec. Continuation line ?

1719

Explain how to ftp the natural program to desktop? (From mainframe to pc), is it possible?

1073

name the utility program closely associated with vsam?

1057

Define communication area?

1000

What is a db2 schema?

1241

define the rcvf command?

1734

Write down the divisions of cobol program?

1260

What is ibm db2 database?

1016

Mention a credible reason why select* is never given preference in an sql program that has been embedded.

1202

What is the difference between db2 and oracle?

1135

can error messages as a result of a comp, range or values keyword be overridden?

1921

Comment whether dclgen is mandatorily used. If not, then what is the point of using it?

1065

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