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Operating System Process Management
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Operating System Process Management

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Questions and Answers

What is one of the goals of the scheduler algorithm?

  • Increase memory allocation
  • Minimize turnaround time (correct)
  • Maximize response time
  • Minimize CPU utilization

    • In the scheduler algorithm, what happens when no process is eligible to execute?

  • A new process is created
  • The process with the lowest priority is chosen
  • The machine is idle (correct)
  • The process with the highest priority is chosen

    • What is the primary function of main memory in a computer system?

  • To decrease response time
  • To provide storage for quickly accessible data (correct)
  • To store Archieved data
  • To increase CPU utilization

    • What is the role of the operating system in memory management?

    <p>To keep track of which parts of memory are currently being used and by whom</p> Signup and view all the answers

    Why is it not possible to fit all processes in main memory?

    <p>Because main memory is expensive</p> Signup and view all the answers

    What happens when a process is chosen to execute by the scheduler algorithm?

    <p>The process is removed from the run queue</p> Signup and view all the answers

    What is a characteristic of a General Purpose Register?

    <p>All operands are explicitly mentioned</p> Signup and view all the answers

    What is the main problem depicted in the processor-memory gap graph?

    <p>The gap between CPU and memory speeds is increasing</p> Signup and view all the answers

    What is an example of temporal locality?

    <p>A program reusing data that was recently referenced</p> Signup and view all the answers

    What is the main function of the Control Unit in the CPU?

    <p>To manage the flow of data and instructions</p> Signup and view all the answers

    What is spatial locality an example of?

    <p>Items with nearby addresses tend to be referenced close together in time</p> Signup and view all the answers

    What is the main purpose of the Main Memory in the CPU?

    <p>To store both program instructions and data</p> Signup and view all the answers

    What is the primary responsibility of the OS in process management?

    <p>Creating and deleting processes through system calls</p> Signup and view all the answers

    What happens when a process needs resources such as input from a file?

    <p>The process state becomes blocked</p> Signup and view all the answers

    What determines when to run a process and for how long it should execute?

    <p>Process Scheduling</p> Signup and view all the answers

    What is the purpose of the scheduler in process management?

    <p>To perform context switching and assign a process to a processor</p> Signup and view all the answers

    What is the state of a process when it is loaded from a storage device into memory?

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

    What system call is used for process suspension and resumption?

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

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