Which component is responsible for converting digital signals to analog signals?

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Question: Which component is responsible for converting digital signals to analog signals? (2022)

Options:

Correct Answer: Modem

Exam Year: 2022

Solution:

A modem (modulator-demodulator) converts digital signals from a computer into analog signals for transmission over telephone lines.

Which component is responsible for converting digital signals to analog signals? (2022)

Which component is responsible for converting digital signals to analog signals? (2022)

Step 1: Understand what digital signals are. Digital signals are data represented in binary form (0s and 1s).
Step 2: Understand what analog signals are. Analog signals are continuous signals that vary in amplitude or frequency.
Step 3: Learn about the purpose of a modem. A modem is a device that helps in communication between digital devices and analog systems.
Step 4: Know the function of a modem. A modem converts digital signals from a computer into analog signals so they can be sent over telephone lines.
Step 5: Remember that the modem also works in reverse. It converts incoming analog signals back into digital signals for the computer.

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