Which facility dynamically adds probes to a running system, both in user processes and in the kernel?

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Which facility dynamically adds probes to a running system, both in user processes and in the kernel?

1.DTrace

2.DLocate

3.DMap

4.DAdd

Posted Date:-2022-03-22 07:50:02

More MCQS Questions and answers

  1. If a process is executing in its critical section, then no other processes can be executing in their critical section. What is this condition called?
  2. If all processes I/O bound, the ready queue will almost always be ______ and the Short term Scheduler will have a ______ to do.
  3. In a multiprogramming environment _______
  4. Mutual exclusion can be provided by the _____
  5. Process synchronization can be done on _____
  6. The entry of all the PCBs of the current processes is in ________
  7. The state of a process is defined by ____
  8. What is a long-term scheduler?
  9. What is the ready state of a process?
  10. When high priority task is indirectly preempted by medium priority task effectively inverting the relative priority of the two tasks, the scenario is called __________
  11. When the process issues an I/O request __________
  12. Which of the following is not the state of a process?
  13. Which one of the following is a synchronization tool?
  14. A monitor is a module that encapsulates ________
  15. A parent process calling _____ system call will be suspended until children processes terminate.
  16. A process can be terminated due to ____
  17. A Process Control Block(PCB) does not contain which of the following?
  18. A process stack does not contain ______
  19. A semaphore is a shared integer variable _______
  20. A set of processes is deadlock if _______
  21. A single thread of control allows the process to perform ______
  22. In a time-sharing operating system, when the time slot given to a process is completed, the process goes from the running state to the ________
  23. In operating system, each process has its own ______
  24. Restricting the child process to a subset of the parent’s resources prevents any process from _______
  25. Suppose that a process is in “Blocked” state waiting for some I/O service. When the service is completed, it goes to the _______
  26. The address of the next instruction to be executed by the current process is provided by the _______
  27. The context of a process in the PCB of a process does not contain _____
  28. The number of processes completed per unit time is known as ______
  29. The only state transition that is initiated by the user process itself is _____
  30. The OS X has _____
  31. The primary distinction between the short term scheduler and the long term scheduler is _____
  32. The systems which allow only one process execution at a time, are called ______
  33. To access the services of operating system, the interface is provided by the _____
  34. To enable a process to wait within the monitor _____
  35. What is a medium-term scheduler?
  36. What is a Process Control Block?
  37. What is a short-term scheduler?
  38. What is interprocess communication?
  39. What is the degree of multiprogramming?
  40. What is the objective of multiprogramming?
  41. What will happen when a process terminates?
  42. When several processes access the same data concurrently and the outcome of the execution depends on the particular order in which the access takes place is called ________
  43. Which facility dynamically adds probes to a running system, both in user processes and in the kernel?
  44. Which of the following do not belong to queues for processes?
  45. Which of the following does not interrupt a running process?
  46. Which of the following need not necessarily be saved on a context switch between processes?
  47. Which one of the following error will be handle by the operating system?
  48. Which one of the following is not true?
  49. Which process can be affected by other processes executing in the system?
  50. Which system call can be used by a parent process to determine the termination of child process?
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