Question Details

Detailed explanation and options for the selected question.

In computing, which device converts digital signals to analog and vice versa for telephone lines?

A. Router
B. Switch
C. Hub
D. Modem

Explanation:

A modem (modulator-demodulator) converts digital to analog signals over phone lines. Router directs data, switch/hub manage network connections differently.

Related Topics

Who was Jatayu in the Ramayana, and what sacrifice did he make for Sita?

Revision Notes

Peer-to-Peer Car Sharing: Earn from Your Idle Vehicle

Revision Notes

तरल का विलोम शब्द

Revision Notes

पक्का का विलोम शब्द

Revision Notes

Gibbs–Duhem Equation

Revision Notes

Central Time vs. Mountain Time

Revision Notes

When Is Shab-e-Barat 2025?

Revision Notes

आदि का विलोम शब्द

Revision Notes

Work-from-Home Era: Balancing Multiple Time Zones

Revision Notes

Shannon–Hartley Theorem

Revision Notes