What is a copy of data files made at a specific point in time known as?

When planning a vacation, communication is key to successful timing. Which of the following is NOT something to communicate about when planning a vacation?

a. Timing of the vacation to accommodate others prior arranged vacations b. Informing someone of where you are going and how to reach you in case of emergency c. Arranging for who will cover work that can't wait until you return d. How frequently you will check in while on vacation to ensure your work is getting done

The dental radiographer can play a role in monitoring the x-ray machine

Indicate whether the statement is true or false