JCL Online Quiz

Following quiz provides Multiple Choice Questions (MCQs) related to JCL Framework. You will have to read all the given answers and click over the correct answer. If you are not sure about the answer then you can check the answer using Show Answer button. You can use Next Quiz button to check new set of questions in the quiz.

Q 1 - What is JCL?

A - JCL is a set of control statements which provides the specifications necessary to process a job.

B - JCL is a interface between programs & MVS operating system.

C - JCL is used to run COBOL programs on IBM Mainframes.

D - All of these.

Answer : D

Explanation

All the statements regarding JCL are correct.

Q 2 - In Job processing, what happens in Execution stage?

A - Selection of Initiator for execution of Job

B - Job statement is converted into an interpreted text to be understood by JES and stored into a dataset, which we call as SPOOL

C - Job is taken as an input to JES

D - Allocated resources and the JES SPOOL space is released

Answer : A

Explanation

When the job reaches its highest priority, it is taken up for execution from the job queue. The JCL is read from the SPOOL, the program is executed and the output is redirected to the corresponding output destination as specified in the JCL.

Q 3 - What is the purpose of coding TIME parameter in job statement?

A - Specifies the address space required to run a job step within the job

B - Specifies the time span to be used by the processor to execute the job

C - To specify the priority of the job within a job class

D - To restart a job from a particular step

Answer : B

Explanation

Time parameter specifies the time span to be used by the processor to execute the job. Syntax : TIME=(mm, ss) or TIME=ss

Q 4 - What will happen to Step2 if Step1 abend with some error?

//TXXXXXX JOB (XXXXX), XXXX
//STEP1 EXEC PGM = PR1
//STEP2 EXEC PGM = PR2, COND = EVEN

A - Step2 will be bypassed

B - Step2 will be executed

C - None of these

Answer : B

Explanation

Step2 will be executed as we have coded EVEN which means this step will be executed even if all other steps abends or not. If you will code EVEN then step will be executed irrespective of results from other steps.

Q 5 - Temporary datasets need storage only for the job duration and are deleted at job completion. Such datasets are represented as DSN=&name or simply without a DSN specified. State whether true or false?

A - True

B - False

Answer : A

Explanation

This statement is correct.

Q 6 - Which utility is used a dummy utility?

Answer : D

Explanation

IEFBR14 is no operation utility. Used to return control to user and terminate. It is usually used to create empty dataset or delete an existing dataset.

Q 7 - The GDG versions can have same or different DCB parameters. An initial model DCB can be defined to be used by all versions, but it can be overridden when creating new versions. State whether true or false?

A - False

B - True