Consider the following task set
Task
number
Period
(ms)
Worst
Case Execution Time (ms)
Priority
1
2
0.8
Low
2
4
?
High
3
8
2
Medium
what
would need to be the worst case execution time for Task 2 in order for the CPU
utilization factor to be 70%?

  • 0,2 ms
  • 0,4 ms
  • 2 ms
  • 20 ms
  • can’t
    be determined because the tasks are not assigned in rate-monotonic fashion
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