.DOCX
extension .docx
doc for Word 2003 and docx for Word 2007
the Microsoft word files are called document
* The file extension of a Word document is .doc * The file extension of an Excel speadsheet is .xls
.doc
".doc" in versions of Microsoft Word before 2007".docx" in Microsoft Word 2007 and later..docMS word
"Docx" is the default file extension for Word 2013 edition.
.doc
.docx The extension docx is used in Word 2007.
"Docx" is the default file extension for Word 2013 edition.
For most typical Word documents the extension is .docFor Excel workbooks (spreadsheets) the extension is .xlsIn general the file extension is the 3 letter/number "code" after the period in the complete file name that gives a hint as to what type of file it is. For example, in the file name resume.docthe word resume is the file's actual name and the .doc tells you that it is a document file.
.docx