Question

What is the default file name of Microsoft Excel file?

• A. Workbook.xlsx
• B. Worksheet.xlsx
• C. Workbook1.xlsx
• D. Worksheet1.xlsx

Answer 1

Answer:

C. Workbook1.xlsx

Additionally, Excel also supports other file extensions, such as:

- ".xlsm" for macro-enabled workbooks

- ".xlsb" for binary workbooks

- ".xla" or ".xlam" for add-ins

- ".csv" for comma-separated values files

But ".xlsx" is the most commonly used and default file extension for Excel files.