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 are the two outputs created as a result of generation of a map?

IBM,

2 8264

What is a Logical Unit of Work (LUW)?

1 15380

How does COBOL II and CICS release 1.7 provide for exceptional conditions and how does that differ from

IBM,

1 5702

I have written a CICS program. What tables should I setup to run this program?

IBM,

3 8533

List the sequence of steps used to achieve ?Modification in Skip Sequential Mode.?

1 6947

What do the terms locality of reference and working set mean?

1 5657

The EIB field which gives the last CICS command executed is

IBM,

2 9731

What is ENQ in CICS?

IBM,

2 20860

What are the six different types of argument values in COBOL that can be placed in various options of a CICS command?

1 6924

What is Journal Recovery and Dynamic Transaction Backout?

IBM,

2 7138

What is the CICS command that gives the length of TWA area?

IBM, TCS,

3 19210

What is the MASSINSERT option?

IBM, TCS,

1 7591

What will be the length of the eibcalen ,if the transaction is used to cics first time?

IBM,

3 7801

What is the difference between FSET and FRSET?

3 19559

What is the difference between a physical BMS mapset and a logical BMS mapset?

IBM,

3 10767

Un-Answered Questions { MainFrame }

how do you define single dimensional array and multidimensional array in your cobol?

1099

Write in brief about clusters?

986

Is db2 a mainframe database?

1000

What is bind in db2?

1044

When an area sweep is used?

838

What is db2 bind process?

1240

How do you concatenate the firstname and lastname from emp table to give a complete name?

1077

What is rct?

1235

What is hierarchical database?

3723

How to pass the parameters from jcl to assembler program?

999

What is access path in as400?

1350

what is logical file?

1034

What is the use of db2 optimizer?

1117

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

3002

Can any one tell me that how we go for the compare,unit testing after changing requirement as per client request. this is very helpful for me when u give suitable (coading) exmple.

2157

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