Operating System Architectures Quiz
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Questions and Answers

What type of architecture is characterized by all operating system functions being executed in a single space called kernel space?

  • Hybrid Architecture
  • Exokernel Architecture
  • Microkernel Architecture
  • Monolithic Architecture (correct)

    • In which mode does the kernel have unrestricted access to all resources and hardware of the system?

  • System mode
  • User mode
  • Kernel mode (correct)
  • Hardware mode

    • What is the main advantage of Monolithic architecture in terms of function communication?

  • Efficient communication between functions (correct)
  • Improved error handling
  • Isolated functionalities
  • Enhanced security layers

    • Which operating system architecture is known for isolating different functionalities into separate modules?

    <p>Microkernel Architecture</p> Signup and view all the answers

    What type of architecture makes it difficult to isolate errors or modify functions due to all functionalities being placed in a single layer?

    <p>Monolithic Architecture</p> Signup and view all the answers

    Where is the kernel located in a Monolithic architecture?

    <p>In a single space called kernel space</p> Signup and view all the answers

    What is the main function of the OS in relation to processor management?

    <p>Allocate the processor to processes and retain it when not needed</p> Signup and view all the answers

    Which part of the OS is responsible for keeping track of all devices attached to the computer system?

    <p>Device Management</p> Signup and view all the answers

    What is the purpose of the virtual machine manager in the OS?

    <p>Provide instructions to devices and receive output</p> Signup and view all the answers

    Which type of operating system is used to manage mobile devices?

    <p>Embedded OS</p> Signup and view all the answers

    In which type of operating system would you find RTLinux, which is used for real-time tasks without delays?

    <p>RTOS</p> Signup and view all the answers

    What does the OS record to monitor system performance?

    <p>Delay between request for a service and response from the system</p> Signup and view all the answers

    What is the purpose of developing the Microkernel architecture?

    <p>To have a kernel that manages only essential functionalities</p> Signup and view all the answers

    Which operating system is NOT built on monolithic architecture?

    <p>Linux</p> Signup and view all the answers

    In Microkernel architecture, what functionalities are handled by the kernel?

    <p>Process management, inter process communication, memory management</p> Signup and view all the answers

    What is a characteristic of the User mode in Microkernel architecture?

    <p>Deals with non-essential functionalities</p> Signup and view all the answers

    What problem led to the invention of Microkernel architecture?

    <p>Difficulty in maintaining large-sized kernels</p> Signup and view all the answers

    Which part of Microkernel architecture is extensible, portable, and scalable?

    <p>Kernel mode</p> Signup and view all the answers

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