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Grade 9 · Computer science

Grade 9 Data systems worksheet

20 questions on data systems. The answer key is a separate download.

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What is on the worksheet

  1. A 439 MB payload is sent over a constant 35 Mbps link. Use decimal MB and ignore overhead. Find transfer time. Round the final result to 4 decimal places if needed. Answer in s.

  2. A 885 MB payload is sent over a constant 115 Mbps link. Use decimal MB and ignore overhead. Find transfer time. Round the final result to 4 decimal places if needed. Answer in s.

  3. A 139 MB payload is sent over a constant 60 Mbps link. Use decimal MB and ignore overhead. Find transfer time. Round the final result to 4 decimal places if needed. Answer in s.

  4. A 290 MB payload is sent over a constant 25 Mbps link. Use decimal MB and ignore overhead. Find transfer time. Round the final result to 4 decimal places if needed. Answer in s.

  5. A 255 MB payload is sent over a constant 180 Mbps link. Use decimal MB and ignore overhead. Find transfer time. Round the final result to 4 decimal places if needed. Answer in s.

  6. A 732 MB payload is sent over a constant 125 Mbps link. Use decimal MB and ignore overhead. Find transfer time. Round the final result to 4 decimal places if needed. Answer in s.

  7. A 728 MB payload is sent over a constant 85 Mbps link. Use decimal MB and ignore overhead. Find transfer time. Round the final result to 4 decimal places if needed. Answer in s.

  8. A 444 MB payload is sent over a constant 170 Mbps link. Use decimal MB and ignore overhead. Find transfer time. Round the final result to 4 decimal places if needed. Answer in s.

  9. A 403 MB payload is sent over a constant 80 Mbps link. Use decimal MB and ignore overhead. Find transfer time. Round the final result to 4 decimal places if needed. Answer in s.

  10. A 769 MB payload is sent over a constant 170 Mbps link. Use decimal MB and ignore overhead. Find transfer time. Round the final result to 4 decimal places if needed. Answer in s.

  11. A 79 MB payload is sent over a constant 15 Mbps link. Use decimal MB and ignore overhead. Find transfer time. Round the final result to 4 decimal places if needed. Answer in s.

  12. A 708 MB payload is sent over a constant 105 Mbps link. Use decimal MB and ignore overhead. Find transfer time. Round the final result to 4 decimal places if needed. Answer in s.

  13. A 878 MB payload is sent over a constant 170 Mbps link. Use decimal MB and ignore overhead. Find transfer time. Round the final result to 4 decimal places if needed. Answer in s.

  14. A 289 MB payload is sent over a constant 55 Mbps link. Use decimal MB and ignore overhead. Find transfer time. Round the final result to 4 decimal places if needed. Answer in s.

  15. A 826 MB payload is sent over a constant 140 Mbps link. Use decimal MB and ignore overhead. Find transfer time. Round the final result to 4 decimal places if needed. Answer in s.

  16. A 882 MB payload is sent over a constant 95 Mbps link. Use decimal MB and ignore overhead. Find transfer time. Round the final result to 4 decimal places if needed. Answer in s.

  17. A 762 MB payload is sent over a constant 85 Mbps link. Use decimal MB and ignore overhead. Find transfer time. Round the final result to 4 decimal places if needed. Answer in s.

  18. A 729 MB payload is sent over a constant 165 Mbps link. Use decimal MB and ignore overhead. Find transfer time. Round the final result to 4 decimal places if needed. Answer in s.

  19. A 522 MB payload is sent over a constant 195 Mbps link. Use decimal MB and ignore overhead. Find transfer time. Round the final result to 4 decimal places if needed. Answer in s.

  20. A 357 MB payload is sent over a constant 145 Mbps link. Use decimal MB and ignore overhead. Find transfer time. Round the final result to 4 decimal places if needed. Answer in s.

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