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 difference between call and link ?

IBM,

3 14729

How To Set MDT(Modified Data Tag) Thru Application Program? (Dynamically)?

IBM,

2 20384

Explain re-entrancy as applies to CICS.

IBM,

1 5271

What is the CICS supplied transaction which performs syntax checking of a CICS command?

3 7687

What is transient data?

IBM,

1 6165

How are programs reinitiated under CICS ?

ITC Infotech,

1 6950

In which table would you make an entry for a BMS map?

IBM,

2 10297

What is task control and what are the CICS commands associated with it?

IBM,

2 7190

Explain the difference among the EXEC LINK, EXEC XCTL and Cobol II static call statements in CICS.

2 8895

What CICS command would you use to read a VSAM KSDS sequentially in ascending order?

1 8783

Which command is used to release a record on which exclusive control is gained?

1 7576

What is the command that is used to delay the processing of a task for a specified time interval

1 4792

What is interval control and what are some of the CICS commands associated with it?

IBM,

2 9805

When you compile a CICS program, the (pre)compiler puts an extra chunk of code. Where does it get stored

1 5885

What is the error condition that is set when the file specified in the NAME option is not in the FCT?

UHG,

1 7026

Un-Answered Questions { IBM MainFrame }

What is the difference between read work file 1 and read work file once? Why we are using work file once?

956

what is the panel name of ispf primary option menu?

1142

How converted the natural coding for adabas

3263

Define sqlca.

1103

what is the purpose of the verify function of idcams?

1054

Define cobol?

1389

How can i load all the data from a file to Table (array) in cobol.How i manage the occurs clause with out reading the file.Any options avilable ? Please can any one help me it is urgent?

2577

what is the meaning of ssrange and nossrange?

991

Is length = 0 sufficient to ascertain that the field has been modified?

1072

Describe the benefits of drda?

953

What is the meaning of Copy IDMS Subschema-Binds?

1682

How to check last update on table in db2?

1051

What is the difference between read(1) and read work file once?

1028

What is meant by an isolation level?

1011

What is db2 look?

1018

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