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

JCL Interview Questions

Questions Answers Views Company eMail

How to identify in JCL that an input file is empty without reading it?

L&T,

4 11917

I have two files each contains 10 records. I would like to copy both files into one output file but in alternate sequence. for e.g. first record from file1 then record 2 from file2.....

RBS,

3 13408

What is the exact difference between PRTY and DPRTY

iGate,

2 17525

How to send data from cobol program to jcl?

CSC,

2 9816

How to compare two files in SYNCSORT and on the mismatch record should be deleted from second file.

CSC, SPIC,

5479

Write a JCL by using the below requirement: File1 =1, File2 =11 and output needs to come as File3 =111?

Saggezza,

8 19332

When concatenating two PDS can any one PDS can have empty dataset i.e without any value(Dummy).

2 6974

Hi, all suppose i have 5 steps (S1,S2,S3,S4,S5) what will happen if cond is true or false (which of the other steps get executed)? 1) //s3 exec pgm=abc,cond=(0,le) 2) //s3 exec pgm=abc,cond=(0,le,step2) 3) In the jobcord RESTART=step3,cond=(0,le) 4) can i code COND=TRUE in jobcard, if yes what will happen?

TCS, Tech Mahindra,

3 9474

Hi, all Suppose i have 10 step in a job (s1,s2,s3,...s10) i want to execute step9 first and then step3 and i used the DPRTY for these steps. so what will happen to other steps? Will the get executed or only these two steps get executed?

2 6880

whats the diff bw the evaluate also and and?

CGI,

2295

what is mainframe?

CGI,

4 9050

diff bw vsam and normal flat file?

CGI,

2 16129

I HAVE A SEQUENTIAL FILE CONTAINING ONE RECORD IN WHICH I HAVE ONE FIELD AS CUSTOMER IDENTITY NUMBER FIELD WHICH IS A SIGNED FIELD. HOW TO SEQUENTIALLY INCREMENT THIS FIELD USING OVERLAY PARAMETER?.

1 5677

Name a few IBM utility programs, and explain its function.

4903

Is there any command to check wether the ps file is in sorted order?

IBM,

2834

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Un-Answered Questions { JCL }

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?

1029

Explain dfsort utility?

1287

How do you run a COBOL batch program from a JCL? How do you run a COBOL/DB2 program?

1198

Which statement is used to identify the private libraries in job?

1134

What happens if both JOBLIB & STEPLIB is specified ?

1075

Is it possible to left uncode disp? If yes, how?

1131

what JCL Procedures?

1197

Is automatic restart possible in jcl? If yes, how?

1066

Differentiate between addressing mode and run mode.

1001

Must tape dataset definitions include vol=ser specifications?

1657

What are the rules employed while naming the steps in a job?

1096

What is the function of the dd dcb keyword?

1277

State the uses of syspring, sysin, sort fields, sum fields and dummy.

1029

Is it possible to define dd statements as you want?

1068

What is concatenating?

1036

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