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Fiat India Automobiles Graduate Engineer Trainee (Get) Interview Questions and Answers

Updated 5 Feb 2024

Q1. What is the difference between Interference & Distortion? Methods to eliminate both?

Ans.

Interference is the addition of unwanted signals, while distortion is the alteration of the original signal.

  • Interference is caused by external signals or noise that disrupt the desired signal.

  • Distortion occurs when the original signal is altered or modified.

  • Methods to eliminate interference include shielding, filtering, and using balanced connections.

  • Distortion can be reduced by using high-quality components, equalization, and feedback techniques.

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Q2. What is difference between diode, diac , triac,scr ?

Ans.

Diode, diac, triac, and SCR are all electronic components used in electrical circuits.

  • Diode is a two-terminal device that allows current to flow in one direction.

  • DIAC (Diode for Alternating Current) is a two-terminal device that conducts current in both directions when triggered.

  • TRIAC (Triode for Alternating Current) is a three-terminal device that conducts current in both directions when triggered.

  • SCR (Silicon Controlled Rectifier) is a three-terminal device that acts as a s...read more

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Fiat India Automobiles Graduate Engineer Trainee (Get) Interview Questions and Answers for Freshers
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Q3. What is amplitude modulation / Frequency Modulation?

Ans.

Amplitude modulation (AM) and frequency modulation (FM) are techniques used in telecommunications to transmit information.

  • Amplitude modulation (AM) is a modulation technique where the amplitude of the carrier signal is varied in proportion to the waveform being transmitted.

  • Frequency modulation (FM) is a modulation technique where the frequency of the carrier signal is varied in proportion to the waveform being transmitted.

  • AM is commonly used in broadcasting, such as AM radio ...read more

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Q4. How will you separate audio from video signals ?

Ans.

Separating audio from video signals involves extracting the audio component from the combined audio-video signal.

  • Use audio extraction software or hardware to separate audio from video signals.

  • Apply signal processing techniques to isolate the audio component.

  • Utilize audio editing software to extract and save the audio separately.

  • Examples: using video editing software like Adobe Premiere Pro, using audio extraction tools like FFmpeg.

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Q5. What & why of image processing?

Ans.

Image processing is the manipulation and analysis of images using various algorithms and techniques.

  • Image processing involves enhancing, restoring, and analyzing digital images.

  • It is used in various fields like medical imaging, surveillance, remote sensing, and computer vision.

  • Image processing techniques include filtering, segmentation, feature extraction, and pattern recognition.

  • Examples of image processing applications include facial recognition, image restoration, and obje...read more

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Q6. What are feedback?(oscillators & control theory)

Ans.

Feedback is a process in which a portion of the output of a system is fed back to the input, influencing the system's behavior.

  • Feedback is a fundamental concept in control theory and oscillators.

  • It involves taking a portion of the output signal and feeding it back to the input.

  • Feedback can be positive or negative, depending on whether it reinforces or opposes the input signal.

  • Positive feedback can lead to instability or oscillation, while negative feedback helps stabilize and...read more

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Q7. How does a camera work ?

Ans.

A camera works by capturing light through a lens and converting it into an image using a photosensitive material or digital sensor.

  • Light enters the camera through the lens

  • The lens focuses the light onto a photosensitive material or digital sensor

  • The photosensitive material or sensor converts the light into an electrical signal

  • The electrical signal is processed and stored as an image

  • Examples: film cameras use photosensitive film, digital cameras use image sensors

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Q8. Explain working of watsapp?(Networking)

Ans.

WhatsApp is a messaging app that uses the internet to send messages, make voice and video calls, and share media.

  • WhatsApp uses end-to-end encryption to ensure the privacy and security of messages.

  • It requires an internet connection to function and can be used on smartphones and computers.

  • Users can create groups, send multimedia files, and make voice and video calls.

  • WhatsApp uses a server-client architecture to handle message delivery and synchronization.

  • It supports various net...read more

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Interview Process at Fiat India Automobiles Graduate Engineer Trainee (Get)

based on 4 interviews
1 Interview rounds
Group Discussion Round
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