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 do I access data in control blocks such as jobname?

1 8149

How do I access data held on the JES spool?

TCS,

3 19144

What do unusual return codes such as -3 and 0196 mean?

2 9062

How do I pass parms to my ISPF Edit macro

Wipro,

2 16558

what is swap-in and swap-out? What is address space in MVS? What is the size of the address space in KBs for 16 bit address space?

HCL, IBM,

12 56236

I WORKING WITH VSAM AND CICS WHEN I AM DEFINING MY FILE IN THE FCT .I GOT ERROR LIKE "CDS IS FULL". WHAT ITS MEAN

Keane India Ltd,

4 14438

I have TSO dataset profile set to automatic recovery on. After the system disconnects unexpectedly, when I log back on to TSO, I receive an error every time I go into edit with 'automatic recovery' in the title. The options are 1.) enter 2.) end 3.) defer 4.) cancel. No matter which option I choose, I am thrown back into the 'automatic recovery' screen the next time I go into edit on any dataset. How do I get the message to go away?

5 15731

How to convert bunch of words in a line to relvant ASCII values?

2 5660

How to covert given string into ASCII value in COBOL/MF COBOL

CTS, IBM, iFlex,

3 15080

How to delete a front spaces in a data-name/variable in cobol Example:- 01 data-name-1 PIC x(20) value " cobol language". 01 data-name-2 PIC x(20). MOVE data-name-1 to data-name-2. would like the value of data-name-2 is "cobol language".

3 8354

Please let me know how the Eject verb works for page break.. I want to know the code, how it is used.

3 7480

Can anyone tell me the syntax for printing two files at two different destinations in a single step?

3 8255

How to delete leading spaces/blank in COBOL ? Example:- 01 data-name-1 pic x(220) " English is a language". I would like to delete leading spaces.

Financial Services,

7 78028

difference between CHAIN and READE?

HCL,

8 46924

Wat is the difference between NEXT and CONTINUE statement in cobol,can any one explain with example.

Deloitte,

11 59536

Un-Answered Questions { MainFrame }

what is *place and *auto keyword in prtf ?plz explain

3161

what the purpose of ovrdta, ovrata keywords?

1962

What is the difference between general testing and mainframe testing?

1112

What rules are followed by the search verb.

1118

Explain what are the optional parameters to the input dataset while loading the empty cluster with the data records?

1154

Explain mdt?

1128

What is the difference between bind and rebind in db2?

1453

Define cobol?

1404

What is the maximum number of subfiles that can be specified in a display file?

1921

Define dynamic processing?

1013

What is null value in db2?

1026

Can you define attribute byte?

1027

what EXEC statement is and what is the syntax of EXEC statement used in JCL?

1168

What is the disadvantage of dynamic generation of acb?

1009

What are the different types of base tables?

1094

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