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 packages.

1113

Mention the definition of cobol in varchar field.

1250

Explain the function done by data manager?

1280

Define buffer pool.

1055

Outputs of explain are with matchcols = 0. What does this signify?

1060

Explain in detail about buffer manager and its functionalities?

1065

Mention the various locks that are available in db2.

1039

Explain about dbrm.

1047

Can I redefine an x(200) field with a field of x(100) ?

1215

What is comp-1?

960

How many bytes will a s9(8) comp field occupy ?

1124

What is Comp-2?

1140

What is the maximum value that can be stored in s9(8) comp?

1049

Give the format of using and giving in sort statement. What are the restrictions with it?

1038

Can I redefine an x(100) field with a field of x(200)?

966

Un-Answered Questions { MainFrame }

when do you use f-spec. Continuation line ?

1711

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

3002

How will you return the number of records in table?

937

How do you pull up a query which was previously saved in qmf?

1151

How to find all duplicate records?

983

What is a base cluste?

1094

Can you delete vsam files with the delete option of the disposition parameter of jcl?

1114

how do you read data area in an rpg program?

1819

System Testing for Mainframe Developers What is System Testing? integration testing ? what's the procedure ..

2078

What are the rules of the move verb?

1269

how do you intitiate another transaction?

1173

What are the cics tables?

1086

How to get the last record in vsam file in cluster? And how can you get the ksds file records into your cobol program?

1143

How do you define an altindx?

1040

Define data page.

1069

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