JCL Interview Questions
Questions Answers Views Company eMail

What is a GDG

IBM,

3 5800

What is a Generation Data Group (GDG)?

1 4261

How is a GDG base created?

4 14472




What is model dataset label(Model DSCB)?

1 14846

How are GDGs concatenated?

1 6319

How is a new GDG coded?

2 4514

When should DISP=MOD is used?

TCS,

5 25712

How is a dataset passed from one step to another?

DELL,

2 6036




How are datasets concatenated?

CitiGroup,

2 5944

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

3 18237

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

1 6148

What is primary allocation for a dataset?

4 6544

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

8 25935

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

2 10251

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

3 7496


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Un-Answered Questions { JCL }

Suppose there are 2 Input files Infile-1 and Infile-2. Both the Files contain Employee Records. You need to compare both the files and Write the Common Records in third file named Outfile. How can we do this using File-Aid?

847


What does it mean by Restart and Checkpoint in JCL ? How are checkpoints being taken and what is their usage ? How to use Checkpoint macro on a JOBSTEP ?

6090


why should SYSIN DD * statement should not be included inside a PROCedure snippet??? please answer this.. i need to know.

695


what is the compile process of cobol program expalin with code

704


How to code these statements in JCL: CLEANUP INITIAL(NO) RESTART(NO) DYNALLOC(NO) job definition..?

635


What is the job entry system used in your project? based on what criteria the sequence of jobs are picked if priority is not mentioned in the job card?

699


What is catelog procedure and how many catelog procedure to use in one job?

4021


I have 5 steps in my jcl ,I need to execute first three steps and then 2nd step again ,4th and 5th steps if rc of 2nd step is zero

1032


How to find the UNIT and VOLUME of a (a) KEPT (b) UNCATALOGED and (c) CATALOGED dataset - using (i) JCL and using (ii) ISPF ?

902


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

1346


I have mainpgm(abc) this is the only cobol pgm(non-db2).And this pgm calling subpgm name "acd" this also only cobol(non- Db)and this pgm calling some other subpgm this pgm has cobol-db2 pgm. 1) IF you calling static mode how to run and how to compile? 2) IF you calling dynamic mode how to run and how to compile? plz suggestion me.

661


Hello Guys, I have 1+ Year Experience in MAINFRAME TESTING. After 1 Week I have an Interview With a Company on Mainframe Testing. Please Could You Guys Please Suggest me What Sections Should I prepare ?? ___Tell Me the Topic Or Appropriate Site & Links. ?? ---------------Thank You

1152


I had Records in file Like this Company Code IBM 2 IBM 1 IBM 4 WIPRO 3 WIPRO 2 WIPRO 9 TCS 4 TCS 6 TCS 3 i want the record of every company with highest code How can i do that?

3984


how to run batch program without jcl?

6264


I HAVE A JCL WHICH IS USING 2 DATA SETS I WANT TO OVERRIDE THOSE DATA SETS HOW CAN I OVERRIDE THE FILES WITHIN THE JCL.GIVE ME THE SYNTAX.MAKE SURE THAT IT IS NOT CALLING ANY PROC.

919