IBM MainFrame Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

COBOL (1072)
JCL (1031)
CICS (755)
DB2 (1122)

IMS (143)
IDMS (107)
Natural (81)
ADABAS (26)

REXX (60)
Assembler (68)
CLIST (6)
QMF (32)

MVS (25)
OS390 (10)
OS 2 (7)
VSAM (319)

IBM MainFrame Interview Questions

Questions Answers Views Company eMail

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

IBM,

4 12608

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

2 7452

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

1 5132

How is dynamic memory allocated within a CICS application program?

IBM,

1 11271

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

1 5868

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

IBM,

5 25459

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

1 7180

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

IBM,

4 46962

What is multitasking and multithreading?

IBM,

4 25059

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

IBM,

2 7133

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

IBM,

1 5260

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

1 5787

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

IBM,

5 14902

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

IBM,

3 7997

What does it mean when EIBCALEN is equal to zeros?

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

6 77873

Un-Answered Questions { IBM MainFrame }

What is the use of symbol // in jcl?

1550

What the difference is between continue and next sentence?

1229

What are the mainframe computing pros and cons?

1186

What is multithreading in jcl?

1540

Can the values of alphanumeric be moved to variable numeric?

1146

Define the term mro (multi region operation)?

1183

What is db2 optimizer?

1316

explain the means of supporting pseudo conversation programming. (Eg. Storing and restoring of states, control flow, error handling)?

1121

Explain the significance of dbid used in adabs?

1057

Give the name of some fields form sqlca.

1154

What happens if both JOBLIB & STEPLIB is specified ?

1211

What is alias in db2?

1118

Tandem COBOL Interview questions (on TACL,SCOBOL,ENSCRIBE,PATHWAY0

23733

How to code these statements in JCL: CLEANUP INITIAL(NO) RESTART(NO) DYNALLOC(NO) job definition..?

2327

What is drda ?

1226

For More Un-Answered { IBM MainFrame } Questions Click Here