JCL Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

JCL Interview Questions

Questions Answers Views Company eMail

What is a GDG

IBM,

4 18747

What is a Generation Data Group (GDG)?

2 10442

How is a GDG base created?

5 26804

What is model dataset label(Model DSCB)?

1 23851

How are GDGs concatenated?

1 14817

How is a new GDG coded?

2 10187

When should DISP=MOD is used?

TCS,

6 47142

How is a dataset passed from one step to another?

DELL,

2 16351

How are datasets concatenated?

CitiGroup,

3 14226

What is the difference between the JOBLIB and the STEPLIB statements?

3 38239

Name some of the JCL statements that are not allowed in procs.?

1 16001

What is primary allocation for a dataset?

4 15234

What is the difference between primary and secondary allocations for a dataset?

8 48752

How many extents are possible for a sequential file ? For a VSAM file ?

3 18781

What does a disposition of (NEW,CATLG,DELETE) mean?

3 19883

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Un-Answered Questions { JCL }

What is the significance of addrspc parameter in exec statement?

1204

When The Define Jcl Is Not Available, How Can You Get Information About A Vsam File's Organisation ?

1219

what are the types of abends that occur on job failure? And explain the possible causes of these

1611

What is concatenating?

1075

What is the purpose of the dd keylen parameter?

1216

What is the difference between run mode and addressing mode?

1247

What is the purpose of dd?

1236

How jcl is used for testing batch programs?

1277

Explain how can a jobs execution priority be modified?

1200

what is the resolution for sb37 error

9113

What is the motivation behind coding class parameter in job statement?

1176

What dd statement is used to supply the name of a dataset?

1386

what is the JCL statement consists of?

1184

For what purpose steplib and joblib are used ?

1138

What is condition checking in jcl? Is this possible?

1114

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