Restart, Condition Parameter in jcl

Restart Parameter in jcl:
 
   Restart is key word parameter. The jcl job cart contain two types of parameters one are positional      parameter and  another are key word parameter. in these positional parameters are mandatory and 
    key word parameters are optional.

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   what is Restart parameter in jcl, how Restart  parameter give in job card in jcl, 
   how we write Restart in jcl job card

  Restart is a key word parameter. The Restart parameter is used to Restart the job with
  The Failed step.
 
  If in the loop any step is failed rather than began step of loop then first we can break
   the loop then only we can restart the job with the failed step. if we do not do this
   it will start from the began step of the loop.

Condition Parameter in jcl:
 
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    how  Condition   parameter give in job card in jcl, how we write Condition  in jcl job card
    
    Condition parameter is  a key word parameter in jcl. condition parameter is 
    used to give conditions i.e if we want exhigute some steps Depending on 
    some other steps.

    Conditional parameter can be given at both job level and step level. if can not 
    given at step level it will take from joblevel
    the syntax for conditional parameter is cond= ( condition, Relational operator , previous step return code)
             Ex: cond =( 04>step03)