Question

which term describes the part of a file name after the period that indicates which application can create or open it?
csv
extension
path
delimiter

Explanation:

The part of a file - name after the period is called the file extension. It helps the operating system determine which application can create or open the file. For example, a .csv (comma - separated values) file is associated with spreadsheet applications. A path refers to the location of a file in the directory structure, a delimiter is a character used to separate data elements (like commas in a CSV), and csv is just an example of an extension.

Answer:

B. extension