In terms of digital data stored on a computer, what is an extension?
A)A set of numbers that occur at the beginning of a file name which specify when the file was created
B)The three-to-six character ending to a file name which specifies what type of file it is
C)Any software upgrade that extends the lifetime of a program on the computer
D)Extra storage space for files

Question

Quizplus · Accepted Answer

An extension is the three-to-six character ending to a file name which specifies what type of file it is and, often, the program in which it was created. For example, an .mp3 file is an audio file, which is a generic, non-program specific extension. Conversely, .pages is a file created in the program Pages in the Mac desktop publishing suite iWork.

In Terms of Digital Data Stored on a Computer, What