- Personal Introduction
- Tell me about yourself.
- Describe your family background.
- What motivated you to pursue Engineering?
- Oscillator vs. Amplifier
- What is the difference between an oscillator and an amplifier?
- Can we compare the gain of an oscillator and an amplifier? If so, how?
- Why does an oscillator generate a periodic signal without an external input signal?
- Fourier Transform
- Find the Fourier Transform of a sinusoidal signal.
- Find the Fourier Transform of a triangular wave.
- Explain the frequency-domain representation of these signals.
- Communication Systems
- What is Signal-to-Noise Ratio (SNR)?
- What factors affect SNR in a communication channel?
- How can we improve SNR in a communication channel?
- What techniques are used to reduce noise and interference?
Tips: It was 15 min interview , and there was Lot of Category Reservation. So, for General candidate the seats are very less