Architecturing Operating Systems: Monolithic vs Microkernels
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Questions and Answers

What component passes the interrupt number to the CPU?

  • Programmable Interrupt Controller (correct)
  • Interrupt Descriptor Table
  • Interrupt Service Routine
  • Kernel Memory
  • Where is the Interrupt Descriptor Table (IDT) located?

  • Kernel Mode (correct)
  • In the Interrupt Service Routine
  • User Mode
  • In the Interrupt Descriptor Table itself
  • What does Int 80h represent in the context of system calls?

  • An exception raised by I/O devices
  • A memory error
  • A hardware interrupt
  • A software interrupt (correct)
  • Which type of exception is raised for a memory access error?

    <p>General Protection Exception</p> Signup and view all the answers

    What is used by the CPU to locate the Interrupt Service Routine (ISR)?

    <p>Interrupt Number</p> Signup and view all the answers

    Which component is very similar to the Interrupt Descriptor Table (IDT)?

    <p>System Call Handler</p> Signup and view all the answers

    What type of faults are traps?

    <p>Software faults</p> Signup and view all the answers

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