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 does mvs stand for?

IBM,

1 1928

when does a dataset go uncataloged?

IBM,

1265

what are the ways of passing data to a cobol program from jcl?

IBM,

1 2344

which parameter is used to check the syntax of a jcl without executing it?

IBM,

1323

what is use of dcb parameter in dd statement?

IBM,

1263

what is use of space parameter in dd statement?

IBM,

1230

which parameter is use to declare the name of dataset in dd statement?

IBM,

1214

a jcl has 2 steps. How to code the jcl such that if step1 abends, then step2 runs. Else, job terminates with step1?

IBM,

1 2530

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

IBM,

1181

what are the various stages of job processing?

IBM,

1247

which statement is used to end the in-stream procedure in a jcl?

IBM,

1 1872

a set statement is used to define commonly used symbolic across job steps or procedures. It initializes the previous values in the symbolic names. It has to be defined before the first use of the symbolic names in the jcl. State whether true or false?

IBM,

1041

what happens in execution stage in job processing?

IBM,

1101

when can a job time-out occur? How to overcome that?

IBM,

1232

in a jcl, a large volume dataset is loaded to a table using bmcload in step1 and an image copy of the loaded table is taken using bmccopy in step2. Step2 abends because the image copy dataset cannot hold the volume of the table. How can this be rectified?

IBM,

1252

Un-Answered Questions { IBM MainFrame }

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

2303

What are some uses of the evaluate statement?

918

what do you mean by a vsam slot?

953

Can you define notcat 2?

1000

Can you please let me know the centre name of INS certification in Kolkata.

2203

When a COBOL-DB2 program in PRODUCTION is updating main tables and gone for long run, what have to do?

3540

What statement marks the beginning of a job step; assigns a name to the step; identifies the program or catalogued or in-stream procedure to be executed in the step?

1068

What is cursor with hold option in db2?

1027

What is acbgen process?

1119

Can dynamic calls be used in CICS?

1080

What is the local-storage section?

1111

what is diffrence b/w file-aid tool and file-aid utility???

4835

what are the secirity tools in mainframe? and let me know about the other tools and the uses of thst immediatly................

2289

how can you copy to a vsam cluster?

1083

What is the difference between version control and debugging tools?

999

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