Operating System Interview Questions

Q31. Which one operation signifies that the transaction has terminated its execution
(a) Commit
(b) Abort
(c) Hang
(d) Modify

Q32. Which one is an example of race condition
(a) Simple Switch
(b) Light Switch
(c) Smart Switch
(d) Enterprise Switch

Q33. In deadlock,only one process at a time can use the resource,this condition is called
(a) Single exclusion
(b) Exclusive exclusion
(c) Smart exclusion
(d) Mutual exclusion

Q34. ________ is solved by Dijkstra’s banking algorithm
(a) Deadlock recurrence
(b) Deadlock avoidance
(c) Deadlock exclusion
(d) Deadlock recovery

Q35. The run-time mapping from virtual to physical addresses is done by a hardware device called
(a) Process Management Unit
(b) CPU Management Unit
(c) Memory Management Unit
(d) Event Management Unit

Q36. Whenever the CPU scheduler decides to execute a process, it calls the
(a) Dispatcher
(b) Scheduler
(c) Performer
(d) None of the above

Q37. The total transfer time is ________ to the amount of memory swapped
(a) directly proportional
(b) indirectly proportional
(c) equal
(d) None of the above

Q38. Which one is a memory-management scheme that permits the physical address space of a process to be noncontiguous
(a) scheduling
(b) swapping
(c) paging
(d) segmentation

Q39. ‘Login-ID and Password’ mechanism is implemented in an operating system to ensure which of the following aspects of security
(a) Confidentiality
(b) Integrity
(c) Authentication
(d) Authorization

Q40. Windows operating system follows __________ type of kernel architecture
(a) Monolithic
(b) Micro
(c) Macro
(d) Hybrid

Q41. Usually which of the following is not done by an OS
(a) Encryption
(b) Error handling
(c) Resource Management
(d) Power on Self Test (POST)

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