If a file consisting of 20,000 characters takes 40 seconds to send, then the…
If a file consisting of 20,000 characters takes 40 seconds to send, then the data rate is __________.
Answer: D. 4 kbps — Step-by-step solution: Calculate total bits: 20,000 characters × 8 bits per character = 160,000 bits. Time taken = 40 seconds. Data rate = total bits ÷ time =…
- A.
1 kbps
- B.
1.25 kbps
- C.
2 kbps
- D.
4 kbps
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Correct answer: D
Step-by-step solution:
Calculate total bits: 20,000 characters × 8 bits per character = 160,000 bits.
Time taken = 40 seconds.
Data rate = total bits ÷ time = 160,000 bits ÷ 40 s = 4,000 bits per second.
Convert to kilobits per second: 4,000 bits/s = 4 kbps.
Answer: 4 kbps.
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