Computer Science for IGCSE & O level - Data Transmission (Section 5 - No. 45)
What is the term for the combination of hardware and software that translates signals from a computer into signals that can be transmitted over a phone line?
Router
Switch
Modem
Network Interface Card (NIC)
Explanation
A modem modulates and demodulates signals, allowing digital data to be transmitted over analog phone lines.
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