Cisco
100-490 · Question #36
100-490 Question #36: Real Exam Question with Answer & Explanation
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Question
What is the difference between a CSU/DSU and a modem?
Options
- AA CSU/DSU converts analog signals from a router to a leased line; a modem converts analog
- BA CSU/DSU converts analog signals from a router to a phone line; a modem converts digital
- CA CSU/DSU converts digital signals from a router to a phone line; a modem converts analog
- DA CSU/DSU converts digital signals from a router to a leased line; a modem converts digital
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