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

IBM MainFrame (5234)
IBM AS400 (1355)
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MainFrame Interview Questions

Questions Answers Views Company eMail

How to createing new version of GDG with out loosing the data in preaves GDG version?

Patni, Satyam,

7 19859

hi guys what r the diff types of procs in jcl? bye ramya

ACS, Keane India Ltd,

4 9850

WHAT IS THE DIFFERENCE BETWEEN 'COLHDG' AND 'ALIAS'?

Accenture,

5 20694

WHAT IS ACTIVATION GROUP IN ILE?

Accenture, HSBC, TCS,

10 57343

what is meant by online job and batch job?

TCS,

4 11511

is it possible to rename 01 level?

4 10783

in how many mode we can open a file ?

4 8673

what is the purpose of linkage section?

10 19803

what is the difference between start and startbr?

2 12214

hi provide info about any real time requirement in health care services mainframe applications bye ramya

ACS,

2 4571

I just want to ask why does the variable I passed in a dclgen of sql that has a data type of varchar which has a maximum length is 250 is truncated,, Here is the code.. DCLGEN of rsauud01 table 01 dataarea 43 data-area-len pic s9(4). 43 data-area-text pic x(250). MYVARIABLE. 01 DATAAREA1 pic x(250). move 250 to data-area-len of dataarea of rsauud01 MOVE DATA-AREA1 TO data-area-text of dataarea of rsauud01 --- but it is always trucated everytime I insert it in the table by the way it is a cobol-cics program

2 5521

how many variables can we declare in cl pgm?

13 22064

When CISZ is declared as 4096 at cluster level,is this true that data will have 4096 and index will have default?????

Wipro,

1 14918

what r the types of perform statement

4 31166

In a program, variables are used but no DB2 involved in it. Can you call it as host variables??

EDS,

4 8378

Un-Answered Questions { MainFrame }

What are the terms cics generally means?

1009

How to run my rexx exec?

924

Explain what you understand by passing by value.

1157

what is overlay?

1137

what is use of linkage section?

1086

If JOBA is in MSGW due to data decimal error and DUMP is generated and I found that Decimal field formatted with some special char which is coming from Input file amd file has millions of records. How I can find out on which record the error is occur. Please share your experience.....

2170

What is the difference between escape(top or bottom) and escape immediate(top or bottom?

1029

What does sqlcabc has?

1058

how can a cgi check whether an ifs object is available?

1103

What is an instance in db2?

1035

What are the various data types available in db2?

1094

What is the use of runstats in db2?

1112

why do we use readc? What is sflnxtchg?

1194

Explain about record currency?

855

How to get the last record in vsam file in cluster?

1018

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