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

i just need the first and last record from a sequencial file?how

2 16207

How can we initialize a variable which is a constant in a LDA. Suppose I want to declare a variable #a N1(1:7) having constant values as 1,2,3,4,5,6, and 7 for respective occurance then how can we do that?

TCS,

5 13668

How to index LF by relative record no (RRN)

1 7152

How to index LF by relative record no (RRN)

3298

What is the difference between External subroutine and subprogram?

3 29493

What is full form of SPOOL

IBM, Wipro,

15 39763

what is main use of table space and index object? please its urgent

CA, Cap Gemini, CGI, CTS, EDS, HTC, IBM, Satyam, Syntel, TCS, Wipro,

5 16183

I HAVE FOLLOWING DECLARATION. 02. A PIC X(10) VALUE 'XXXXXXXXXX'. 02. B REDEFINES A. 05. C PIC X(3). 05. D PIC X(3). 05. E PIC 9(3). IN MY PROG, I HAVE MOVE 1 TO E. DISPLAY A. WHAT WILL BE DISPLAYED AS A RESULT OF THIS? PLEASE EXPLAIN THE ANSWER. THANKS.

Amdocs,

7 12062

What is an EXPLAIN in DB2. How and what is the steps followed in EXPLAIN command. Can all the queries be used in EXPLAIN command to check the performance.

IBM,

3 18604

what about F1 & F2 keys in xpeditor? And their functionalities?

2497

How to resolve SOC4 & SOC7 errors?

3 7340

what is the difference between FB & FBA?

2 16608

how to invoke subprogram in jcl?

2 6015

Hi Please try to be to-the-point. 1) How to INCLUDE a JCL segment in a JOB ? (A Small example) 2) What is SPOOL and what is SPOOL FULL ? and how to direct the output of a Jobstep to SPOOL ?

IBM,

3 7208

What do we mean by 'Virtual storage' for a dataset and for a JOBSTEP ? What is the significance of the following statement for a programmer 'Virtual storage results in program addresses being independent of the addresses that actually exist in a computer' ?

2032

Un-Answered Questions { MainFrame }

Write in brief about clusters?

990

Can you define mdt?

1092

What happens when you issue a escape routine in a program? Will there be any compilation /run time erro?

1019

Explain how can a jobs execution priority be modified?

1209

Name the various locking levels available?

1101

seqence numbers in cobol

3127

Explain how can the submitting users racf authority be overridden in a job stream?

1129

What is a bind card?

1226

how can we apply for HSBC exam(Mainframe) in India??? i went to their site and was told to submit my CV ,. etc..( totally confusing...)

2403

Explain the disadvantage of dynamic generation of acb?

954

What is dbid used in adabas?

946

Explain the contents that are a part of dclgen.

1094

HOW to change the coloumns in XREF?

2007

How do you define an altindx?

1046

how do handle file exception/error?

1183

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