La version de Windows qui a constitué un échec pour Microsoft est :Question 3Veuillez choisir une réponse.a.Windows Vistab.Windows 1c.Windows XPd.Windows 9

Answer to the Question

The version of Windows that is widely considered a failure for Microsoft is a. Windows Vista.

Explanation:

1. Windows Vista was released in January 2007 and faced significant criticism for its performance issues, system requirements that were higher than its predecessor (Windows XP), and compatibility problems with existing hardware and software.
2. Many users found it to be less user-friendly compared to Windows XP, which contributed to its poor adoption and reputation.
3. Consequently, it was quickly succeeded by Windows 7 in 2009, which received much more positive reviews and is remembered as one of Microsoft's successful operating systems.

In conclusion, while other versions may have had their own issues, Windows Vista is particularly noted for its shortcomings and is typically seen as an unsuccessful product in contrast to Microsoft's other offerings.