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

IBM MainFrame (5234)
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MainFrame Interview Questions

Questions Answers Views Company eMail

Explain the device independent method to indicate where a record is stored?

896

How do you calculate record size of an alternate cluster?

1100

Explain the biggest disadvantage of using a vsam dataset?

1013

Explain how can return codes be tested before execution of a job step?

1299

Explain how can values be passed from the job stream to an executable program?

1166

Explain how can the attributes of one sms dataset be copied to another dataset?

1179

What are the 4 fields in dd statement?

1217

Explain the purpose of the dd keylen parameter?

1117

Name the parameters which can be used to limit the number of records written to a sysout dataset?

1120

Name the statement which can be used to send data to another mvs jes3 node?

1150

Explain the function of the steplib dd statement?

1098

Explain how can a jobs execution priority be modified?

1169

Explain how can an in-stream dataset be terminated?

1284

Explain the function of //cntl statement?

1123

What is the function of the dd mgmtclas keyword in sms datasets?

1198

Un-Answered Questions { MainFrame }

1.Is it possible to move the data from 99.99 to 99v99? 2.What is the CICS-vsam Compilation process? 3.In My GDG 5 generation will be there GDG3 got an abend what will happen? 4.In my GDG first generation is +1 And I want to add the new generation what will happen previous generation? 5.How can you give the PIC clause below conditions A). s9 (reddy), B). s9 (5) occurs 5 times? 6.How override the proc from a particular step? and what is symbolic and override Procs?

5774

explain how do you define a gdg in vsam?

984

What does db2 plan contain?

989

Explain the primary function of the processing program table (ppt)?

941

What is difference between isnull and coalesce?

1032

What is the difference between the positional and keyword parameters? Give examples.

1212

How to alter the parameters for the existing gdg?

1164

How can we read records for specific member in CL? AND rpg?

668

What is the difference between read(1) and read work file once?

992

can oorexx run normal rexx programs?

975

How do I copy a table in db2?

976

what is subfile?

1545

What is the diff bw PF/LF Name and their Record format name? what is restriction in record format then file name?

2962

How can return codes be tested before execution of a job step?

1451

How can deadlocks be resolved?

914

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