What is the purpose of the COND=EVEN and COND=ODD syntax in JCL?
- It is not a valid syntax in JCL
- Specifies execution based on even or odd return code values
- Specifies execution based on even return code values
- Specifies execution based on odd return code values
COND=EVEN and COND=ODD are used to conditionally execute a step based on whether the return code is even or odd.
What are some best practices for managing cataloged data sets in a mainframe environment?
- Keep catalog entries separate from datasets.
- Never delete catalog entries, even if datasets are no longer needed.
- Regularly review and clean up unused catalog entries.
- Share catalog entries for all datasets in the system.
Best practices include periodic review and cleanup of catalog entries.
You need to merge two sorted datasets into a single sorted dataset using JCL. Which utility would you use, and how would you accomplish this task?
- JOIN utility
- MERGE utility
- SORT utility
- SYNCSORT utility
To merge two sorted datasets in JCL, the SORT utility is commonly used. It efficiently combines datasets while maintaining the sorting order.
To specify a job as a triggered job, the _______ parameter is used in JCL.
- JOBTRIG
- ONTRIGGER
- TRIG
- TRIGGER
The TRIG parameter is used to specify a triggered job
How can you set up a job dependency in JCL to execute the current job only if a particular job finishes with a specific return code?
- JOBDEPEND
- JOBRC
- JOBRESTART
- JOBRUN
The JOBRC parameter is used to set up a job dependency based on the return code of another job
Which JCL statement is used to express a condition for job dependency?
- JOBCON
- JOBCOND
- JOBIF
- JOBPARM
The JOBCOND statement is used to express a condition for job dependency
The JOB statement in JCL is used to define and initiate a _______.
- Job
- Process
- Program
- Task
The JOB statement is used to define and initiate a Job in JCL.
The EXEC statement in JCL specifies the _______ to be executed in a job step.
- Job
- Procedure
- Program
- Script
The EXEC statement in JCL specifies the program to be executed in a step.
The PEND statement is used to mark the end of a _______.
- Job
- Phase
- Procedure
- Step
The PEND statement is used to mark the end of a JCL job step.
What does JCL stand for?
- Job Code Language
- Job Command Language
- Job Configuration Language
- Job Control Language
JCL stands for "Job Control Language"
What is the difference between SORT and MERGE operations in the JCL SORT utility?
- MERGE is used for merging sorted files
- MERGE is used for removing duplicates during sorting
- SORT is used for arranging data in ascending order
- SORT is used for sorting numerical data
SORT is for sorting, while MERGE is specifically for merging sorted files and not for sorting individual datasets
Which part of a JCL job does the PEND statement mark the end of?
- Marks the end of a job
- Marks the end of a job card
- Marks the end of a job step
- Marks the end of a procedure
The PEND statement marks the end of the entire JCL job (job stream)