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 does a status return code of nn29 mean in relation to record locks?

1 2334

Why would you use find and get rather than an obtain?

2 2941

What is a bind?

1 2841

Is there a application program coding difference between local and central version mode?

1 4067

If you are current on the owner of a set, what is the difference between an obtain next and obtain first?

2 3006

How many types of queries does QMF offers?

1 2941

What is Structured Query Language (SQL)?

1 2738

What is Prompted Query?

1 2825

What is Query By Example (QBE) ?

1 3425

How the interaction between DB2, SQL, and QMF takes place?

1652

What is the use of ERROR Log ?

1 3088

How to run a query using Run Query?

1 2554

How to view the Results of a Query?

1 2530

How to Clear a Query Using the RESET Command ?

1716

How to Provide Column Names Using the DRAW Command ?

1530

Un-Answered Questions { MainFrame }

Name the divisions, which are available in a cobol program?

1234

how do I play {insert rpg system here}?

1034

Define perform?

998

What is the difference between nvl and coalesce?

1060

How to index LF by relative record no (RRN)

3290

How would you understand error(execution phase)?

1250

Differentiate between ci split and ca split?

1006

what is maximum number of arrays allowed in rpg?

1909

What is dbrm? What it contains? When it will be created?

1047

What is psbgen process?

1156

Explain how will you differentiate between an internal and an external sort, the pros and cons, internal sort syntax etc

1247

what will happen when you try to open an empty vsam file in a cobol program for input?

1048

What is the pic clause for the hhmmss type of data fields?

932

What is a junction record?

1341

Explain the difference between start and xctl?

1068

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