Operating System Processes and Error Detection
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In a computer system, what is the primary function of the Operating System in terms of error detection?

  • To take appropriate action to ensure correct and consistent computing (correct)
  • To allocate resources to users
  • To facilitate communication between processes
  • To prioritize jobs running concurrently

    • What is one of the primary goals of the resource allocation function in an Operating System?

  • To facilitate communication between processes
  • To detect errors in the CPU
  • To prioritize jobs running concurrently
  • To ensure efficient use of system resources (correct)

    • What is the purpose of debugging facilities in an Operating System?

  • To detect errors in the CPU
  • To allocate resources to users
  • To enhance the user's and programmer's abilities to efficiently use the system (correct)
  • To prioritize jobs running concurrently

    • What is one of the ways that processes may exchange information in a computer system?

    <p>Via shared memory</p> Signup and view all the answers

    What is the term for moving packets of data by the Operating System?

    <p>Message passing</p> Signup and view all the answers

    What is the term for the allocation of resources such as CPU cycles, main memory, file storage, and I/O devices?

    <p>Resource allocation</p> Signup and view all the answers

    What is the primary function of the kernel in the UNIX OS?

    <p>To manage hardware and provide operating-system functions</p> Signup and view all the answers

    What is the characteristic of the Linux system structure?

    <p>Monolithic plus modular design</p> Signup and view all the answers

    What is the top layer in the layered approach to operating system design?

    <p>User interface</p> Signup and view all the answers

    What is the purpose of the system-call interface in the UNIX OS?

    <p>To separate the kernel from the system programs</p> Signup and view all the answers

    What is the characteristic of the traditional UNIX system structure?

    <p>Simple but not fully layered</p> Signup and view all the answers

    What is the main purpose of mechanisms in operating systems?

    <p>To determine how to perform tasks</p> Signup and view all the answers

    Which programming languages are typically used for systems programming?

    <p>C, C++, and scripting languages</p> Signup and view all the answers

    What is the primary advantage of using high-level languages for operating system development?

    <p>Easier portability to other hardware</p> Signup and view all the answers

    What is the main characteristic of a microkernel structure?

    <p>An abstraction-based structure</p> Signup and view all the answers

    Why was the original UNIX operating system limited in its structuring?

    <p>Due to the limited functionality of the hardware</p> Signup and view all the answers

    What is the benefit of separating policy from mechanism in operating system design?

    <p>Maximum flexibility for future policy changes</p> Signup and view all the answers

    What is the primary purpose of logging in a multi-user or networked computer system?

    <p>To keep track of which users use how much and what kinds of computer resources</p> Signup and view all the answers

    What is the main function of a Command Line Interface (CLI)?

    <p>To fetch a command from the user and execute it</p> Signup and view all the answers

    What is the primary difference between a Command Line Interface (CLI) and a Graphical User Interface (GUI)?

    <p>CLI is used for text-based interactions, while GUI is used for visual interactions</p> Signup and view all the answers

    What is the purpose of system calls in a computer system?

    <p>To provide a programming interface to the services provided by the operating system</p> Signup and view all the answers

    What is the purpose of the system-call interface in a computer system?

    <p>To maintain a table indexed by system call numbers and invoke the intended system call in the OS kernel</p> Signup and view all the answers

    What is the purpose of parameter passing in system calls?

    <p>To provide additional information to the operating system for executing a system call</p> Signup and view all the answers

    What is the main purpose of process control system calls?

    <p>To create, execute, and manage processes</p> Signup and view all the answers

    What is the primary purpose of device management system calls?

    <p>To request and release devices, and manage device attributes</p> Signup and view all the answers

    What is the primary purpose of information maintenance system calls?

    <p>To get and set system data, and get time or date</p> Signup and view all the answers

    What is a key benefit of using a microkernel architecture?

    <p>Easier extension and portability of the operating system</p> Signup and view all the answers

    What is a characteristic of loadable kernel modules (LKMs)?

    <p>They are loaded dynamically as needed within the kernel</p> Signup and view all the answers

    What is a common feature of hybrid operating systems?

    <p>They combine multiple approaches to address performance, security, and usability needs</p> Signup and view all the answers

    What is the name of the microkernel used in Mac OS X?

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

    What is a key difference between iOS and OS X?

    <p>iOS is designed for mobile devices and has a different CPU architecture</p> Signup and view all the answers

    What is the name of the operating system that combines the Mach microkernel and BSD Unix parts?

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

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