When opening a file, use this method to determine whether a file exists before you attempt to open it:
A) ExistFile(filename)
B) IO.Exists(filename)
C) System.IO.File.Exists(filename)
D) System.File.Exists(filename)

Question

Quizplus · Accepted Answer

The method System.IO.File.Exists(filename) is the correct method to determine whether a file exists before attempting to open it. This method returns a boolean value and can be used easily in code. The other options are not valid methods to accomplish this task.

When Opening a File, Use This Method to Determine Whether