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 is the most common way of building queue-id of a TSQ? (Name the constituents of the Queue ID).

2 6087

What does the BUFFER option in RECEIVE mean ?

IBM,

1 5246

What is temporary storage?

IBM,

1 4167

Specify the CICS command used to read a VSAM record starting with prefix ?F?. Code all the relevant options.

IBM,

2 7591

What is an MDT (Modified Data Tag) - it's meaning and use?

Polaris,

2 29443

What is a logical message in CICS?

IBM, Syntel, Wipro,

1 6678

Which is the control table where you specify all the transaction that are to be started by CICS after CICS

4 7197

What is the difference between using the READ command with INTO option and SET option?

IBM,

2 5953

What are the CICS commands associated with temporary storage queue processing?

2 11525

Which is the AID that will not be identified in the ANYKEY option of the HANDLE AID command?

1 6173

How would you resolve an ASRA abend?

IBM,

2 17444

What are the differences between and EXEC CICS XCTL and an EXEC CICS START command?

1 9772

What is the general Command format of CICS ?

Amdocs,

1 6132

What other file control processing commands are used for file updating?

1 4801

Can you access QSAM (seq ) files from CICS ?

IBM,

2 9080

Un-Answered Questions { IBM MainFrame }

What is the difference between cursor stability and repeatable read isolation levels?

1244

What is a run unit?

1451

I want to open particular list of members inside pds.Let me know whether below code will work.if not tell me how it works INPUT='DDM.DATASET(AAA*)' X = OUTTRAP(MEMS.)

3278

What is static and dynamic call in cobol?

1120

What is commarea (communications area)?

1068

What is a trigger in the db2 database?

1149

What is a hyperdescriptor?

1007

what disp parameter we mention for creation of temporary dataset so that we can use it in later steps?

1290

What is Comp-2?

1202

Difference between fixed length and variable length records.

910

Differentiate between hdam and the hidam databases?

1092

What r the comman abends in db2, jcl and cobol???????

2314

how can the same proc be re-used and called by many jobs?

1570

How to find schema of a table in db2?

1073

In case if at some point of time db2 is down, would that impact the pre-compilation process of a db2-cobol program?

1097

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