CS 241 - Operating System Introduction & Components Quiz
30 Questions
0 Views

Choose a study mode

Play Quiz
Study Flashcards
Spaced Repetition
Chat to lesson

Podcast

Play an AI-generated podcast conversation about this lesson

Questions and Answers

What is the purpose of memory protection in an operating system?

  • To increase the memory size available to each process
  • To prevent one process from accessing the memory block assigned to another process (correct)
  • To speed up the memory allocation process for all processes
  • To allow all processes to share the same memory blocks

    • Which component of an operating system manages the technique used to store files on a disk?

  • Formatting
  • Memory Management
  • H/W Interface
  • File System & Device Management (correct)

    • What is the function of device drivers in an operating system?

  • Monitor the CPU usage of different processes
  • Control the memory access permissions
  • Interface directly with the hardware (correct)
  • Manage the physical disk space allocation

    • Which term refers to the port that connects directly to hardware in an operating system?

    <p>H/W Interface</p> Signup and view all the answers

    What does formatting in an operating system involve?

    <p>Applying different data structures on the disk to store files</p> Signup and view all the answers

    Why does an operating system need to manage free space in memory?

    <p>To allocate memory efficiently to processes</p> Signup and view all the answers

    What is the primary role of an operating system?

    <p>To manage hardware resources and provide an interface for users and applications</p> Signup and view all the answers

    Which of the following is NOT a goal of an operating system?

    <p>Provide a platform for software development</p> Signup and view all the answers

    In a modern computer system, what component connects CPUs and device controllers, allowing access to shared memory?

    <p>Common bus</p> Signup and view all the answers

    What is the primary interaction between a user and an operating system when executing an application?

    <p>The user interacts with the operating system, which then executes the application</p> Signup and view all the answers

    Which of the following is an example of an operating system?

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

    In a modern computer system, what component allows for concurrent execution of CPUs and devices competing for memory cycles?

    <p>Shared memory</p> Signup and view all the answers

    What is the first step performed after formatting a disk?

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

    What term is used to describe the situation where disk space is wasted due to unused blocks in a frame?

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

    Which of the following is NOT an operation performed on files on disk?

    <p>Compressing a file</p> Signup and view all the answers

    What is the purpose of disk scheduling algorithms like FCFS and SSTF?

    <p>To control resource access</p> Signup and view all the answers

    At what levels does the operating system manage security, according to the text?

    <p>User level and program level</p> Signup and view all the answers

    What is an example of a user-level security measure mentioned in the text?

    <p>Applying a lock with a pin, pattern, or password</p> Signup and view all the answers

    What is the consequence of one process accessing the memory block of another process in an operating system?

    <p>Data corruption and system crash</p> Signup and view all the answers

    What is a key aspect of the security management at the user level in an operating system?

    <p>Control over file access for users</p> Signup and view all the answers

    In the context of operating system security, what is the primary purpose of threat protection?

    <p>Identifying and preventing malicious programs</p> Signup and view all the answers

    What happens in C Programming when a program tries to access a memory address that does not belong to it?

    <p>Runtime error: Segmentation Fault</p> Signup and view all the answers

    Which component of an operating system's security management ensures that applications can only access specific data relevant to their tasks?

    <p>Permission restrictions</p> Signup and view all the answers

    What is the purpose of the inbuilt security application in modern operating systems like Windows?

    <p>Detecting malicious programs</p> Signup and view all the answers

    What components of an operating system are followed in the kernel mode?

    <p>Process Management, Memory Management, File System &amp; Device Management, Security Management</p> Signup and view all the answers

    How is input mostly given to computers in terms of I/O management?

    <p>Using input devices like keyboard, mouse, touch, joystick</p> Signup and view all the answers

    What does the operating system do after recognizing the input given by the user in I/O Management?

    <p>Switches from user mode to kernel mode</p> Signup and view all the answers

    In which two modes are inputs given to computers according to the text?

    <p>Graphical User Interface (GUI) and Command Line Interface (CLI)</p> Signup and view all the answers

    What is the role of the operating system in Command Interpreter System Management?

    <p>Identifying and processing commands given by users</p> Signup and view all the answers

    Which components of an operating system are responsible for basic input-output management?

    <p>I/O Management</p> Signup and view all the answers

    More Like This

    Use Quizgecko on...
    Browser
    Open
    Browser
    Browser