Which type of modulation is most commonly used in digital communication systems?

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Question: Which type of modulation is most commonly used in digital communication systems?

Options:

Correct Answer: Phase Shift Keying (PSK)

Solution:

Phase Shift Keying (PSK) is widely used in digital communication systems for its robustness against noise.

Which type of modulation is most commonly used in digital communication systems?

Which type of modulation is most commonly used in digital communication systems?

Step 1: Understand what modulation means. Modulation is a technique used to encode information onto a carrier signal for transmission.
Step 2: Learn about different types of modulation. There are several types, including Amplitude Modulation (AM), Frequency Modulation (FM), and Phase Shift Keying (PSK).
Step 3: Identify the purpose of digital communication systems. These systems transmit digital data over various channels.
Step 4: Recognize the importance of robustness in modulation. A good modulation technique should work well even in noisy environments.
Step 5: Discover that Phase Shift Keying (PSK) is commonly used because it is effective at resisting noise and maintaining data integrity.
Step 6: Conclude that PSK is the most commonly used type of modulation in digital communication systems.

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