What is the function of the STEPLIB DD statement?
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Identify a library to be searched for programs named in the EXEC statement
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Identify a library containing executable job steps
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Override the system step library within a job stream
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All of the above
The STEPLIB DD statement identifies private libraries to be searched for executable programs named in the EXEC statement of that specific step. It overrides any JOBLIB statement for that step, making all the listed functions correct.
To answer this question, you need to understand the purpose of the STEPLIB DD statement in JCL (Job Control Language).
Option A) Identify a library to be searched for programs named in the EXEC statement - This option is correct. The STEPLIB DD statement is used to specify a library or libraries that are to be searched for programs named in the EXEC statement. This allows the system to locate and execute the required program.
Option B) Identify a library containing executable job steps - This option is incorrect. The STEPLIB DD statement is not used to identify a library containing executable job steps. It is used specifically for programs named in the EXEC statement.
Option C) Override the system step library within a job stream - This option is incorrect. The STEPLIB DD statement does not override the system step library within a job stream. It is used to specify additional libraries to be searched for programs.
Option D) All of the above - This option is correct. The STEPLIB DD statement serves all the mentioned functions. It identifies a library to be searched for programs named in the EXEC statement, specifies additional libraries containing executable programs, and can override the system step library within a job stream.
The correct answer is D) All of the above. This option is correct because the STEPLIB DD statement can perform all the mentioned functions.