Do the learners for the LLN project need to be real?

Yes, the assessment conditions for TAELLN411 Address adult language, literacy and numeracy skills state: Skills must be demonstrated with real vocational learners.

This could be any adult learners in your workplace, school, community group, etc. 

Who are Vocational Learners? Learners undertaking training that is required for their employment or future employment area in which the training directly relates to the specific skills needed for this employment.