__________ is the file extension of an Excel file.
2023
__________ is the file extension of an Excel file.
- A.
excel
- B.
xel
- C.
xlsx
- D.
xelx
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Show answer & explanation
Correct answer: C
Modern MS Excel files use the .xlsx extension, introduced with Excel 2007 and later. Older versions used .xls, and the “x” denotes XML-based file formatting for better compression and security.
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