Which programming language(s) were used to code Windows Vista?
Garry is always right, seriously if Microsoft deny C is getting replaced they should really check with him before they go ahead.
Vista operating system arrived in numerous variants for use in places like England and Kandohar as stated in the rules for the use of Vista and its definition. Some were coded in something like RCODE for home computing and others may have been coded in COMAL, VBAS or ICODE for computers based on a Commodore (CBM) 63 used in some computer base units. What the higher level languages compiled into is confidential and is the preserve of the authoring person in England, the team supporting versions created for other countries by Microsoft, with variations for install on computers for use in the workplace having a different policy inside regarding protection of business data for compliance with privacy rules.
Windows vista was programmed in multiple language for different things. The entire kernel was written in C, while others parts used C++, possibly .NET as well.