Question: Resources cannot be preempted; that is, a resource can be released only voluntarily by the process holding it, after that process has completed its task.This condition for deadlock is refered to as :
Answer:
MCQ: Resources cannot be preempted; that is, a resource can be released only voluntarily by the process holding it, after that process has completed its task.This condition for deadlock is refered to as :
Correct Answer:
A. Mutual exclusion
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Related Questions
- 1. A set {P0, P1, ..., Pn} of waiting processes must exist such that P0 is waiting for a resource held by P1, P1 is waiting for a resource held by P2, ..., Pn−1 is waiting for a resource held by Pn, and Pn is waiting for a resource held by P0.This condition for deadlock is refered to as :
- 2. Deadlocks can be described more precisely in terms of a directed graph called a
- 3. Which of the following statements is TRUE for dealing with the deadlock problem: <ol> <li>We can use a protocol to prevent or avoid deadlocks, ensuring that the system will never enter a deadlocked state.</li> <li>We can allow the system to enter a deadlocked state, detect it, and recover.</li> <li>We can ignore the problem altogether and pretend that deadlocks never occur in the system.</li> </ol>
- 4. To ensure that deadlocks never occur, the system can use <ol> <li>deadlock prevention scheme</li> <li>deadlock-avoidance scheme</li> <li>deadlock-detection scheme</li> <li>deadlock-recovery scheme</li> </ol>
- 5. Deadlock Prevention Scheme can applied if:
- 6. For Deadlock Prevention which of the following condition Stands TRUE: <ol> <li>The mutual exclusion condition must hold</li> <li>hold-and-wait condition never occurs in the system</li> <li>No Preemption condition does not hold</li> <li>Circular Wait condition never holds</li> </ol>
- 7. In Deadlock Prevention Scheme ,The mutual exclusion condition must hold if:
- 8. In Deadlock Prevention Scheme ,To ensure that the hold-and-wait condition never occurs in the system if:
- 9. To ensure that the hold-and-wait condition never occurs in the system Which of the following protocol should be used
- 10. To ensure that the hold-and-wait condition never occurs in the system In Deadlock Prevention Scheme,which of the following is the major disadvantages of the protocol used. <ol> <li>Swapping</li> <li>resource utilization may be low,</li> <li>starvation</li> <li>page fault</li> </ol>
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