Which type of device converts digital binary signals from a computer interface into analog patterns to transmit them over older public telephone lines? MCQ with Answer and Explanation
Which type of device converts digital binary signals from a computer interface into analog patterns to transmit them over older public telephone lines?
A. Modem
B. Bridge
C. Switch
D. Router
Answer: Option A
Solution (By JKSSB Mock Tests)
A modem modulates digital data into analog waves for transmission over telephone copper lines, and demodulates them back upon reception.
What condition happens on a shared network segment if multiple stations transmit electrical signals simultaneously, causing data frames to collide and warp?
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