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

Why is it important not to execute a STOP RUN in CICS ?

IBM,

4 12593

What is the CICS command that is used to receive the un- formatted data from the terminal?

2 7441

What is the command used to request notification when the specified time has expired?

1 5127

How is dynamic memory allocated within a CICS application program?

IBM,

1 11264

Which of the following statements correctly describe the syntax of CICS command language?

1 5861

How can you start a CICS transaction other than by keying the Transaction ID at the terminal?

IBM,

5 25442

What is effect on RECEIVE MAP when PF key is pressed? PA key is pressed?

1 7177

What is the difference between a Symbolic map and Physical map ?

IBM,

4 46937

What is multitasking and multithreading?

IBM,

4 25040

How do you establish a starting position in a browse operation?

IBM,

2 7125

Sync points cannot be requested by the application programs (True or False).

IBM,

1 5254

What is the difference between a package and a plan. How does one bind 2 versions of a CICS

1 5782

What is the primary function of the Processing Program Table (PPT)?

IBM,

5 14888

What do you do if you do not want characters entered by the user to be folded to uppercase ?

IBM,

3 7990

What does it mean when EIBCALEN is equal to zeros?

ADP, IBM, L&T, Satyam, TATA,

6 77840

Un-Answered Questions { MainFrame }

we can define the ksds cluster by two ways by using the file-aid or by using the idcams utility. Explain them.

1405

What is table space in db2?

1074

Explain how does idms communicate with cics?

995

What is the as400 called now?

1050

how can I start a page in a new window?

1287

How do we pass parameters into a CICS –DB2 program

4204

how can database records be read without lock ?

2036

What is the function of //cntl statement?

1408

What is db2 optimizer?

1316

How to List the Available Tables?

1738

I understand Join always perform better than subqueries. Then what is the advantage/use of Subqueries/correlated subqueries etc.,in DB2 programming.Please explain.

2124

What is role in db2?

1167

Can I redefine an x(100) field with a field of x(200)?

1015

how do you reference the fixed unblock file formats from cobol programs

1311

what is file information data structure?

2293

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