Question: a preemptive kernel is essentially free from race conditions
Answer:
they must be carefully designed to ensure that shared kernel data are free from race conditions. Preemptive kernels are especially difficult to design for SMP architectures, since in these environments it is possible for two kernel-mode processes to run simultaneously on different processors.
MCQ: a preemptive kernel is essentially free from race conditions
Explanation:
they must be carefully designed to ensure that shared kernel data are free from race conditions. Preemptive kernels are especially difficult to design for SMP architectures, since in these environments it is possible for two kernel-mode processes to run simultaneously on different processors.
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Related Questions
- 1. a classic ______solution to the critical-section problem known as Peterson’s solution
- 2. Peterson’s solution is restricted to ___ processes that alternate execution between their critical sections and remainder sections
- 3. We use the mutex lock to protect critical regions and thus prevent race conditions.the term mutex is short for
- 4. Select the correct statements regarding mutex lock to prevent race condition.</br> I. a process must acquire the lock before entering a critical section;</br> II. a process need not acquire the lock before entering a critical section;</br> III. it releases the lock when it exits the critical section</br> IV. a process must acquire the lock when it exits the critical section.</br>
- 5. The main disadvantage of the Mutex Lock is
- 6. In Spinlocks :
- 7. A semaphore S is an integer variable that, apart from initialization, is accessed only through two standard atomic operations:
- 8. where two or more processes are waiting indefinitely for an event that can be caused only by one of the waiting processes is called.
- 9. Indefinite blocking may occur if we remove processes from the list associated with a semaphore in ________ order.
- 10. indefinite blocking or starvation is problem related to ___
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