While creating the work schedule we need to add some exceptions what are they ? which type of those?

Summary:

While creating the work schedule we need to add some exceptions what are they ? which type of exceptions do we add ?

Content (required):

While creating the work schedule we need to add some exceptions what are they ? which type of exceptions do we add ?

Version (include the version you are using, if applicable):

21d

Code Snippet (add any code snippets that support your topic, if applicable):