Voice and video General interview Questions

Voice and video General interview Questions
1)What is a modem? Draw its internal diagram
2)What is VoIP?
3)What is the most important advantage of Bluetooth?
4)What is wave studio? What is Bit rate?
5)What is the difference between mp3 and WAV formats?
6)What is sampling? What is a database? What is VHDL? What is a complier?
7)What is FSF? Cite any current relevance
8)Volume control in TV is logarithmic. Why?
9)What is the mathematics used in DSP and from which domain to which domain is it converted?
10)Differentiate between macros and functions in C .Explain the booting process of a computer.What is round robin technique of interrupt arbitration

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