Realtime operating system mcqs CPU scheduling

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Realtime operating system mcqs CPU scheduling

Question 1 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
A process P1 has a period of 50 and a CPU burst of t1 = 25, P2 has a period of 80 and a CPU burst of 35. Can the processes be scheduled without missing the deadlines?
A
Yes
B
No
C
Maybe
D
None of the mentioned
Question 2 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
A process P1 has a period of 50 and a CPU burst of t1 = 25, P2 has a period of 80 and a CPU burst of 35., can the two processes be scheduled using the EDF algorithm without missing their respective deadlines?
A
Yes
B
No
C
Maybe
D
None of the mentioned
Question 3 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
A process P1 has a period of 50 and a CPU burst of t1 = 25, P2 has a period of 80 and a CPU burst of 35. The total CPU utilization is .....
A
0.9
B
0.74
C
0.94
D
0.8
Question 4 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Earliest deadline first algorithm assigns priorities according to .....
A
periods
B
deadlines
C
burst times
D
none of the mentioned
Question 5 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Using EDF algorithm practically, it is impossible to achieve 100 percent utilization due to .....
A
the cost of context switching
B
interrupt handling
C
power consumption
D
all of the mentioned
There are 5 questions to complete.

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