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

What?s the CICS command used to access current date and time?

1 9107

When you do a START, what will the value of EIBCALEN?

IBM, Satyam, Xansa,

2 13064

What is the COMMAREA(communications area)?

IBM,

1 6777

How can you accomplish breakpoint in intertest?

IBM,

2 6697

What are the CICS commands associated with transient data queue processing?

1 6257

What is meant by program reentrance?

Amdocs,

1 7234

TSQs can be written in the Main storage or Auxiliary storage (True or False).

IBM,

1 5129

What is the primary function of the Sign-on Table?

1 5346

What is the CICS command that is used to copy a screen image of a terminal into another terminal?

IBM,

1 5903

How to establish dynamic cursor position on a map? How to get the cursor position when we receive a map?

IBM,

2 9756

What is an ASRA?

IBM,

2 7605

What are different ways of initiating transaction in CICS ?

Cap Gemini, IBM,

3 28513

What is the command that is used to add a new record to the file?

1 5412

What is a cursor in CICS sql processing?

IBM,

1 5847

Can you issue SQL COMMIT from a CICS program?

IBM,

2 12848

Un-Answered Questions { IBM MainFrame }

What rules are to be followed while using the corresponding options?

1058

What is mainframe computer /system?

1019

What is cascading rollback?

1209

What is qmf?

956

What is idms-restart ?

1472

My program has an array defined to have 10 items. Due to a bug, I find that even if the program access the 11th item in this array, the program does not abend. What is wrong with it?

1066

What is the function of //jcllib statement?

1314

What is meant by idd in idms?

926

What is reorg?

1148

What is the use of reorg in db2?

1076

suppose I have two tables a and b. Both tables are connected with ssn number as foreign key. I want to retrieve a column data from b table. How will you write a query?

963

what do you mean by a vsam split?

1080

Explain the three location modes?

891

How and when does the db2 enforces the unique key?

1079

What is DEQ?

1037

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