Computer Science for IGCSE & O level - Hardware (Section 1 - No. 8)
Which of the following is a key function of a modem?
Connecting devices within a LAN.
Assigning IP addresses to devices.
Converting digital signals into analog signals for transmission over phone or cable lines.
Routing data packets between different networks.
คำอธิบาย
Modems perform digital-to-analog conversion.