Kaleyra Intern Interview Questions and Answers

Q1. OSI model, netwroking concepts
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Easy basics of telecommunication

Qsns related to 4G communication,LAN etc

Q1. Sampling theorem
Ans. 
Sampling theorem states that a continuous signal can be perfectly reconstructed from its samples if the sampling rate is greater than twice the highest frequency component of the signal.
• The Nyquist-Shannon sampling theorem states that in order to accurately reconstruct a signal, the sampling rate must be at least twice the highest frequency component of the signal.

• If the sampling rate is too low, aliasing can occur, le...read more
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Q2. Favourite subject related questions
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Simple queations with some technical questions

Q1. Difference between digital and continuse signals
Ans. 
Digital signals are discrete and represent information in binary form, while continuous signals are analog and represent information in a continuous manner.
• Digital signals have a finite set of possible values (0 or 1), while continuous signals can have an infinite number of values within a range.

• Digital signals are more immune to noise and distortion compared to continuous signals.

• Examples of digital signals include co...read more
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Q2. Types of antennas used
Ans. 
Various types of antennas are used for different applications, including dipole, Yagi, patch, and parabolic antennas.
• Dipole antennas are simple and commonly used for radio and television broadcasting.

• Yagi antennas are directional and used for long-distance communication.

• Patch antennas are compact and used in wireless communication systems.

• Parabolic antennas are used for satellite communication and have high gain.
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Python scripting, cyber security principles and basic technical questions.

Q1. Where you see yourself in 5 years
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