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 8263

What is a Logical Unit of Work (LUW)?

1 15379

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

IBM,

1 5701

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

IBM,

3 8532

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 5656

The EIB field which gives the last CICS command executed is

IBM,

2 9726

What is ENQ in CICS?

IBM,

2 20858

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

1 6921

What is Journal Recovery and Dynamic Transaction Backout?

IBM,

2 7137

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

IBM, TCS,

3 19210

What is the MASSINSERT option?

IBM, TCS,

1 7590

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

IBM,

3 7799

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 10763

Un-Answered Questions { MainFrame }

Give some examples of command terminators?

1261

Explain the address converter?

1008

What is auto status in idms?

877

Is it possible to left uncode disp?

1205

How to rename a table in DB2 ?

1088

What is the advantages of using IDMS compared to other database systems?

1391

can I redistribute oorexx freely with commercial software?

1041

Explain how to build up lu 6.2 communication?

1034

What is cobol?

1238

Explain the difference between local and central version operating modes?

839

How does jcl act on code(if you take a cobol program)?

1286

Explain path?

1002

Explain the maximum number of pcbs allowed in a psb?

3617

What does runstats do in db2?

1118

How to remove 2 duplicate records and copy only one using job control language?

1219

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