Teaching BPSC 4.0 बिहार उच्च माध्यमिक शिक्षक भर्ती (PGT) Mock Test Operating Systems File System File Concept
Which of the following is not a valid file extension of an audio file?
1
.mp3
2
.rar
3
.wav
4
.mid
5
None of the above/More than one of the above