Data Communication · Class 12 · CBSE · Science Computer Science
A file containing 5 MB of data is transmitted over a channel with a data rate of 2 Mbps. Assuming 1 MB = 10^6 bytes and ignoring transmission overhea…
Practice question from Data Communication (Class 12 · CBSE · Science Computer Science), with the correct answer and a step-by-step solution.
medium · MCQ · Q-C80D46
A file containing 5 MB of data is transmitted over a channel with a data rate of 2 Mbps. Assuming 1 MB = 10^6 bytes and ignoring transmission overhead, how much time is required to transmit the file?
- A.2 seconds
- B.10 seconds
- C.20 secondsCorrect answer
- D.40 seconds
Solution
The file size is 5 × 10^6 × 8 = 40 × 10^6 bits. Time = data size/data rate = 40 Mbps/2 Mbps = 20 seconds.
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