When you want to write to or read from a file, what must you do first?

Question 1 options:

	Open it
	Declare it
	Handle it
	Create it

What happens if you open a file for writing, and it already exists?

Question 2 options:

	It adds the new data to the end of the existing file.
	It erases the existing file and writes new data to it.
	It appends a number to the end of the filename.
	It gives an error message.