Why there is no Journal Entry? Isn't Frank already performed the service and although he is not paid yet, there should be a wages expense and a wage payable?

Also, is there a difference between journal entry and adjusting journal entry? If yes, teach me how to distingush

Thanks!

7. On December 28, at 9am, XYZ hires an emplovee named Frank, who begins working immediately. December 28 is a Monday. The work week is Monday through Friday. The next pay day is Friday, January 8. Frank is hired for the weekly rate of $5,000. Worges Expence 1,000 Wage Panable 22 863, Cech Ulle None. looo o