'.BAK' extension refers usually to what kind of file?

Question

a) Audio file

b) MS Encarta document

c) Backup file

d) Animation/movie file

Mohammad Basheer abu ahmad · Answer

The extension BAK refers to Backup file

Gayasuddin Mohammed · Answer

its option (C) is the answer. Thanks.

Badar Iqbal · Answer

c) Backup file >>>>>>>>>>>>>>>>>>>>

Mohsin Patel · Answer

backup file...............................

Mehboob Ali Laghari · Answer

it is backup file..............................................................................

Emad Mohammed said abdalla · Answer

>>>>>>>>>>>>>>>>>>>>>>> c) Backup file