File Extensions

a group of letters occurring after a period in a file name, indicating the format of the file?

• Rich text format

• binary language

• file extension

• Microsoft word

.doc or .docx

• audio file

• graphic file

• Microsoft Excel

• Microsoft word

.ppt or .pptx

• audio file

• application software

• graphic file

• Microsoft Powerpoint

.xls or .xslx

• application software

• binary language

• video file

• Microsoft Excel

.txt

• Plain text file

• application software

• Microsoft word

• graphic file

.rtf

• compressed file

• Microsoft word

• audio file

• Rich text format

.html

• compressed file

• Microsoft Powerpoint

• graphic file

• web page

.zip .rar or .tar

• binary language

• web page

• compressed file

• application software

.pdf

• Plain text file

• Microsoft Excel

• Rich text format

• portable document format file

.wav .mp3

• audio file

• Microsoft Powerpoint

• graphic file

• file extension