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

What is access path in as400?

1350

What is the difference between physical file and logical file?

1139

What are the types of data structure in as400?

1037

What is array in as400? What are the types of array?

1117

Is qgpl a user library or system library?

1 1850

What is program status data structure(psds) in as400?

1085

How to see all members of a file?

1 1696

What is logical file in as400? What are the types of logical file?

1 1632

What is source physical file?

1 1711

What is the difference between crtdupobj and copyf?

1201

What is compiler directive in as400? Give example of compiler directive.?

1101

What is dynslt?

1217

What is data structure in as400? What is the use of data structure?

1085

How to see all record formats used in a file?

1 2198

How can we create subsystem in as400?

1 1600

Un-Answered Questions { MainFrame }

Can you explain dfheiblk?

1093

What is iseries database?

1049

Explain difference between read(1) and read work file once?

965

What is the meaning of the eibaid field?

928

What language is db2 written in?

1049

Why did you choose to work with ibm mainframe cobol programming?

1107

Is db2 free?

1095

Explain referential integrity?

1104

What are the cics transactions?

1030

why icetool be used in programmer view?

2577

What is sysplex?

921

how can I give more performance to some selected pages?

1034

can we describe the results of opening for input empty vsam files in a cobol program?

1015

How dummy is used in jcl?

1149

What is psbgen process?

1162

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