Windows & File Extensions Quiz

What is a file extension?

• The name of the file

• The type of drive it’s stored on

• The part of the filename after the dot

• The icon that represents the file

In the filename readme.txt, what is the file extension?

• readme

• .txt

• txt.readme

• document

In early DOS systems, how many characters were allowed before and after the dot in a filename?

• 10 and 5

• 4 and 2

• 6 and 4

• 8 and 3

How many characters can current Windows systems allow before the dot in a filename?

• 16

• 32

• 256

• Unlimited

What does the .docx extension represent?

• WordPerfect file

• Microsoft Word document (2003 or earlier)

• Microsoft Word open XML document (2007 or later)

• Excel file

Which extension is commonly used for audio files?

• .jpg

• .txt

• .mp3

• .pdf

The .html extension stands for what type of file?

• Spreadsheet

• Word Document

• Text File

• Web Page (Hypertext Markup Language)

Which of the following extensions is considered dangerous?

• .txt

• .exe

• .docx

• .jpg

What does the .scr file extension often get mistaken for?

• PowerPoint

• Screen saver

• Spreadsheet

• Text file

Why is it recommended to re-enable file extension visibility in Windows?

• It helps the computer run faster

• It makes file names shorter

• It reduces viruses

• It helps users recognize potentially dangerous files