Operating System Process States
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Questions and Answers

What is one advantage of a multiprocessing operating system?

  • Decreased throughput as processors increase
  • Reduced system complexity with fewer processors
  • Increased reliability due to distributing tasks among several processors (correct)
  • Limited work capability with multiple processors

Which characteristic is a disadvantage of a multitasking operating system?

  • Increased CPU heat generation (correct)
  • Supporting multiple users simultaneously
  • Well-defined memory management
  • Running multiple applications simultaneously

Why does a multiprocessing operating system increase throughput?

  • By reducing the number of processors
  • By distributing tasks among multiple processors (correct)
  • By limiting the work that can be done
  • By simplifying system complexity

What is the main advantage of a Network Operating System?

<p>Reduced network traffic (A)</p> Signup and view all the answers

What makes a multitasking operating system more suitable for supporting multiple users simultaneously?

<p>Ability to run multiple applications concurrently (C)</p> Signup and view all the answers

Why do Real-Time Operating Systems require precise deadlines for job completion?

<p>To avoid losses if tasks are not completed on time (A)</p> Signup and view all the answers

Which statement accurately describes a disadvantage of a multiprocessing operating system?

<p>Multiple CPUs are handled simultaneously (B)</p> Signup and view all the answers

What is a disadvantage of a Network Operating System?

<p>Security and performance concerns (B)</p> Signup and view all the answers

Why does running multiple applications simultaneously in a multitasking environment lead to increased CPU heat generation?

<p>Concurrency of multiple processors for completing tasks (A)</p> Signup and view all the answers

Which type of system benefits from maximum device and system utilization under a Real-Time Operating System?

<p>Industrial control systems (D)</p> Signup and view all the answers

What kind of administrators are required for managing a Network Operating System efficiently?

<p>Network administrators (D)</p> Signup and view all the answers

In what scenario would precision timing be crucial in a Real-Time Operating System?

<p>Launching missiles (B)</p> Signup and view all the answers

What happens when a process waits for a resource to be assigned in an operating system?

<p>The process is moved to the block or wait state and CPU is assigned to other processes (D)</p> Signup and view all the answers

What state does a process enter after finishing its execution in an operating system?

<p>Termination state (D)</p> Signup and view all the answers

What information does a Process Control Block (PCB) contain in an operating system?

<p>Process state, program counter, memory allocation, open files (C)</p> Signup and view all the answers

How is a process in the suspend ready state defined?

<p>A process moved to secondary memory due to lack of resources (C)</p> Signup and view all the answers

What triggers the OS to move a lower priority process out of main memory into secondary memory?

<p>When main memory is full and a higher priority process comes for execution (B)</p> Signup and view all the answers

Where do suspend ready processes remain until main memory becomes available?

<p>In secondary memory (A)</p> Signup and view all the answers

What is the main function of the long term scheduler in an operating system?

<p>Selecting processes from secondary memory and placing them in the ready queue in primary memory (D)</p> Signup and view all the answers

What is the primary responsibility of the short term scheduler in an operating system?

<p>Selecting which job to dispatch to the CPU for execution (B)</p> Signup and view all the answers

What issue may arise if the short term scheduler makes mistakes while selecting jobs?

<p>Starvation (D)</p> Signup and view all the answers

What does the medium term scheduler handle in an operating system?

<p>Managing swapped out processes (C)</p> Signup and view all the answers

Where are all processes initially stored before being selected by the long term scheduler?

<p>Job Queue in secondary memory (D)</p> Signup and view all the answers

What is the purpose of the long term scheduler selecting a mix of IO bound and CPU bound processes?

<p>To reduce the degree of multiprogramming (A)</p> Signup and view all the answers

What is the purpose of the ready queue in a computer operating system?

<p>To hold processes that are waiting to be executed by the CPU (B)</p> Signup and view all the answers

Which of the following best describes the Burst Time of a process?

<p>The total time needed by the CPU to execute a process (D)</p> Signup and view all the answers

When does a process enter the completion state as per the text?

<p>When it completes its execution (B)</p> Signup and view all the answers

What does Turnaround Time measure for a process?

<p>Time from arrival to completion of a process (B)</p> Signup and view all the answers

Which of the following is saved in the Process Control Block (PCB)?

<p>Information maintained by the OS during a process's lifetime (D)</p> Signup and view all the answers

What is the Response Time of a process?

<p>Time at which the process first gets assigned to the CPU (C)</p> Signup and view all the answers

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