Operating Systems MCQs Set-8

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  1. 1. What does Belady’s Anomaly related to?
    • Page Replacement Algorithm
    • Memory Management Algorithm
    • Deadlock Prevention Algorithm
    • Disk Scheduling Algorithm
  2. 2. What are the two types of Semaphore?
    • Digital Semaphores and Binary Semaphores
    • Analog Semaphores and Octal Semaphores
    • Counting Semaphores and Binary Semaphores
    • Critical Semaphores and System Semaphores
  3. 3. What are the requirements for the solution to critical section problem?
    • Mutual Exclusion
    • Progress
    • Bounded Waiting
    • All of Above
  4. 4. Which of the following memory unit that processor can access more rapidly
    • Main Memory
    • Virtual Memory
    • Cache memory
    • Read Only Memory
  5. 5. Which of the following is the system tool?
    • Backup
    • Disk defragmenter
    • Both of above
    • File
  6. 6. When a computer is first turned on or restarted, a special type of absolute loader called ____ is executed
    • Compile and Go loader
    • Boot loader
    •  Bootstrap loader
    • Relating loader
  7. 7. In which type of the following OS, the response time is very crucial.
    • Network Operating System
    • Real Time Operating System
    • Batch Operating System
    • Unix Operating System
  8. 8. Virtual Memory is
    • Extremely Large Main memory
    • Extremely Large Secondary memory
    • An illusion of extremely large main memory
    • An illusion of extremely large secondary memory
  9. 9. Swapping
    • Works best with many small partitions
    • Allows many programs to use memory simultaneously
    • Allows each program in turn to use the memory
    • Does not work with overlaying
  10. 10. A program in execution is called
    • A Paging
    • A Process
    • A virtual memory
    • A Demand Page

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