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 the use of DSECT parameter in BMS?

IBM, Xansa,

2 19978

Which CICS system program is responsible for handling automatic task initialization?

IBM,

2 8466

Native Mode Data Stream (NMDS) is a mixture of Buffer Control Characters(BCC) and text data (True or False)

2 8209

What is the difference between CICS Program Control Table (PCT) and CICS Processing Program Table (PPT) ?

IBM,

4 21524

What is the command which will delete a program LOADed into the main storage using LOAD command?

2 8039

How do you place the cursor on a particular position on the screen?

IBM,

1 6626

How will you place cursor on a field called ?EMPNO?.

2 6515

Why doesn?t CICS use the Cobol Open and Close statements ?

2 9244

Reading a record from a TSQ will logically delete the record from the Queue (True or False).

1 7283

What are the three ways available for a program to position the cursor on the screen?

IBM,

2 5832

What is the option that is used to erase all unprotected fields during a SEND MAP operation?

Kanbay,

5 16046

A CICS program ABENDS with an ASRA ABEND code. What is its meaning?

IBM,

3 26826

What CICS command do you need to obtain the user logon-id?

IBM,

1 5613

what are the differences between DFHCOMMAREA and TSQ ?

IBM,

3 15923

When an XCTL is done, does the tranid change ? Is a new task created ? Does it cause an implicit

3 11891

Un-Answered Questions { MainFrame }

What is house keeping in assembler?

1078

What is the physical storage length of timestamp data type?

1155

Explain how to pass instream data in sysin with assembler?

1150

IF I mention stop run in CICS what happens?

2434

What will happen if both steplib and joblib are specified?

1095

how do you round the addition or subtraction of two numbers in assembler? what does the following code do? change process tool(code changes from dev to prd) the changes made to your code should be effected in live. How the process takes place. That is how can you move the code changes from development to production?

1170

have you already used rexx - even for limited purposes? Do you need to maintain a high level of productivity during your transition to unix?

1000

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

904

What is check constraint in db2?

1169

What is the difference between perform … with test after and perform … with test before?

1504

What are the objectives of dbms in ims?

1146

what are transient data sets defined to cics?

1256

Suppose we have one database file and it is used by 5 programs and in 3 program we have to add some records in datbase file s what is the impact on other program?

1976

Specify the requirements for automatic task initiation?

1059

Name at least one of the ways by which a transaction can be terminated?

1095

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