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Operating systems basics: multiprogramming, interrupts, memory

Bill FuckYou 8 Fragen

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Fragen in diesem Quiz (8)

  1. 1Which of the following is true about multi-programmed batch operating systems versus operating systems for PCs? More than one statement may be true.
    1. AA PC operating system must switch rapidly between different jobs, whereas a batch system may not need to manage time sharing.
    2. BOperating systems for PCs and multi-programed batch operating systems must implement memory protection mechanisms.
    3. CAn operating system for a PC must be concerned with response time for an interactive user.
    4. DMulti-programed batch operating systems don't require a scheduler.
  2. 2Main memory is suitable for .

    Among the following, choose all options that make the sentence above true.
    1. Astoring user data for immediate processing by the CPU
    2. Bstoring user program for execution
    3. Cstoring operating system code
    4. Dstoring data for backup and loss recovery
  3. 3There won't be a RAM inside a CPU.
    1. ARichtig
    2. BFalsch
  4. 4Which of the following services are provided by a modern operating system? Mark all that apply.
    1. Afacilitates program execution
    2. Bsupports program development including code compilation
    3. Cprotects data on hard drives
    4. Dprovides for spell-checking in word processor applications
    5. Ereads data from a usb thumb drive
  5. 5Check all that is true about symmetric multiprocessing architectures.
    1. Ait allows the OS to run on any core/processor
    2. Bit may provide L2 cache shared between all processors
    3. Cit must provide L1 cache shared between the cores of a processor
    4. Dit may execute multiple programs simultaneously
  6. 6Mark all statements about interrupts that are false?
    1. AAn interrupt is a signal for the operating system that seeks the attention of the operating system towards something specific.
    2. BAn interrupt can be generated only through hardware activity.
    3. CWhen an interrupt occurs, the operating system runs the Interrupt Service Routine specific to the interrupt in kernel mode.
    4. DAn interrupt may prevent a user program from continuing its operation.
  7. 7At the most basic level, a computer is a device consisting of three main pieces: a processor; an I/O mechanism, and ____________.
    1. Aa hard drive
    2. Ba system clock
    3. CI/O ports
    4. Dmemory
  8. 8Clock speeds in today's microprocessors are measured in gigahertz .
    1. ARichtig
    2. BFalsch

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Quiz am Ohne Titel, erstellt von Bill FuckYou am 25/09/2024.
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