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

how many types of sorts are there in jcl?

IBM,

2 7019

the command to open a dataset directly from the JCL instead of opening it separately using 3.4 option.

IBM,

7 26342

SQLCODE = -199, ERROR: ILLEGAL USE OF KEYWORD CHAR, TOKEN KEY was expected

11753

What is the component?what are the different components there using cobol and cics

IBM, SPIC,

2 8366

i have 10,000 records in one input file.i want to sort 1 to 5000 records in one outputfile and remaining records sort in another output file write the syntax for this?

DELL,

4 21384

what is db2 restart?

2222

what is the difference between COBOL2 AND COBOL390?

L&T,

3124

Matching Logic in Jcl not in cobol.Could any one please answer this question

4230

I have a subprogram B calling from mainprogram A.I have opened a cursor in A ,Can i fetch the same cursor in subprogram B , If yes , Please explain the reason?

HeadStrong,

2455

I have a subprogram B calling from mainprogram A.I have opened a cursor in A ,Can i fetch the same cursor in subprogram B , If yes , Please explain the reason?

HeadStrong,

1 9521

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?

HeadStrong,

2643

how can we merge two input files from two different jobs into one output file ? Please ans any one ASAP?

1 4792

Suppose i have a variable with s9(18)v99 comp3 . what is the size of variable . If s9(18) comp3 is 10 bytes . There should be some difference between two allocations ? Thanks krishna chaitanya

CSC,

2 15413

how to put a dependency on job in jcl using opc scheduler?

CTC,

1 21160

Can a Db2 table data be retrived through JCL?

4 8825

Un-Answered Questions { IBM MainFrame }

Explain what is the massinsert option?

1114

what is use of dcb parameter in dd statement?

1353

Can you explain enq and deq used in cics?

1134

what do you mean by a vsam split?

1156

what JCL Procedures?

1310

can we view the access paths created by dbrm ? how ? thx

7227

Can you define temporary storage?

1198

State all the file open modes?

1136

what methods are available for persisting records in an idms database?

901

How do get the result of your program directly on your pc?

2404

What is db2 catalog database?

1099

is it compulsory commitment control in journal?

2523

Discuss about changing dataset name in proc.

1302

what is the use of JCL?

1223

What parameter directs the output of the job log dataset?

1333

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