QUESTION 2 What does the short-term scheduler do? O It selects which process should be brought into memory next. O t selects which proecss should be executed next and allocates the CPU. O It selects which process to remove from memory when swapping. O None of the above.
Q: The next process to be executed by the CPU is chosen from the ready queue by: a. I/O device b.…
A: a) I/O Device- It is an Input/Output device. It is used…
Q: If a child process sent a signal to its parent when it completes, then the parent issued: O a.…
A: Task :- choose the correct option for given questions.
Q: P5 R1 R3 P1 P2 P3 R2 R5 P4 26- Referring to question 25 above, if the os deletes the deadlock and…
A: Below i have answered:
Q: 19. The state of a process after it encounters an I/O instruction is __________. a. Ready b.…
A: The state of a process after it encounters an I/O instruction is Blocked/Waiting.
Q: A scheduler decides on (multiple answers) A) how much time a process needs to wait for resources B)…
A: In the general operating system, a scheduler plays an important role in the execution of the process…
Q: When is a scheduling strategy said to be pre-emptive? A When all processes involved are executed in…
A: The correct option is (D) In preemptive strategy, a program is forced to preempt that is leave the…
Q: What is a long-term scheduler ? O a. It selects which process to remove from memory by swapping O b.…
A:
Q: Then, answer the following items a. Among the three (3) process scheduling algorithms that you have…
A: CPU scheduling: It is a process of determining which process will own CPU for execution while…
Q: Q2. Draw the Gantt chart and calculate the following for the processes in the table below, using SJF…
A: Shortest Job First scheduling works on the process with the shortest burst time or duration…
Q: Consider a simple operating system where live processes are either running, ready to run, or blocked…
A: GIVEN: (a) State four conditions under which the operating system will try to schedule processes.(b)…
Q: Before proceeding with its execution, each process must acquire all the resources it needs is called
A: Before proceeding with its execution, each process must acquire all the resources it needs is called…
Q: Draw the Gantt chart and calculate the average Turnaround Time and average Waiting Time for the…
A: Given problem contains 4 processes and each process contain it's own arrival time and burst time.…
Q: Which of the following is correct regarding the CPU schedulers a. Long term scheduler selects which…
A: The primary objective of CPU scheduling is to ensure that as many jobs are running at a time as is…
Q: In this scenario, we have a poorly performing PC, and we suspect it might be a process that is…
A: Answer: A PC is poorly performing means the PC is running slowly Causes for the PC to perform…
Q: A process may be at any time running, ready or suspended. Which of the following statements is true?…
A: Please find the answer below
Q: .WHICH OF THE FOLLOWING MEMORY PARTITIONING TYPES HAS PREDEFINED AND VARIOUS SIZED PARTITIONS?…
A: The answers are as follows:-
Q: نقطة واحدة In the following cases non - preemptive scheduling * ?occurs When a process switches from…
A: Non-preemptive Scheduling is one type of scheduling algorithm that is used when a process goes from…
Q: Using FIFO scheduling, answer the following about the processes below: Process Arrival Time CPU Time…
A: We have to use FIFO scheduling GANTT Chart P1 P2 P3 0 8 14…
Q: When a process is removed by the operating system from the CPU, the information on the current…
A: In questions with many questions, we must answer one.
Q: In which file is function acquire() defined? 2. Which function can be used to locate the PCB of the…
A: according to Bartleby guidelines only the first 3 questions needed to be answered. kindly post…
Q: 1.WHICH OF THE FOLLOWING REGISTERS REPRESENT THE STARTING ADDRESS FOR THE PROCESS? Select one:…
A: The answers is as follows:-
Q: A multiprocessor with 10 processors has 36 attached tape drives. A number of jobs have been…
A: The answer is as follows
Q: Suppose that the following processes arrive for execution at the times indicated. Each process will…
A: In FCFS scheduling algorithm, the process that arrives first will be served first P1 P2 P3 0…
Q: QUESTION 2 What does the short-term scheduler do? O It selects which process should be brought into…
A: Answer: It selects which process should be executed next and allocates the CPU.
Q: Consider the following processes who wish for the CPU. The scheduler is using SRT Algorithm. The…
A: Your roll number is 51 (the previous part (19101003) is common I guess) SRT is a preemptive…
Q: Suppose that the following processes arrive for execution at the times indicated. Each process will…
A: In FCFS scheduling algorithm, the process that arrives first will be served first: P1 P2 P3 0…
Q: Assume that there are 5 batch processes in a time-sharing system and that each process requires 1…
A: Here it is given that it is batch operating system a) To process all the processes it cpu would take…
Q: One job of the scheduler is to? A. Ensure hardware resources are kept free for when they are…
A: Scheduler: It is a process that allows the CPU to use one process at a time while another is waiting…
Q: Question 5.: Given the following processes and burst times Process Arrival CPU Burst P1 P2 13 2 5 10…
A: Calculating the avarage waiting time by SRTF scheduling algorithm. SRTF scheduling algorithm is a…
Q: One job of the scheduler is to? A. Ensure hardware resources are kept free for when they are…
A: A Job Scheduler is a computer application
Q: a- sequential interrupts b- interrupt free
A: a- sequential interruptsAnswer: With sequential interrupts, the user program will be interrupted at…
Q: Assume there are two SS CPUS in your system. To execute these two threads, how many cycles will it…
A: Introduction: A thread's life cycle is comprised of many phases. For instance, a line is born,…
Q: Draw the Resource-Allocation graph of the following system:
A:
Q: Explain why simply selecting idle processes to be swapped out to prevent thrashing may not be the…
A: Thrashing is brought about by under portion of the base number of pages needed by an interaction,…
Q: If a higher priority process arrives and wants service, the memory manager can swap out the lower…
A: Question. If a higher priority process arrives and wants service, the memory manager can swap out…
Q: b. Upon creation, 3 processes (A, B and C) are admitted into the ready queue in quick succession -…
A: CPU Scheduling is the process of choosing which process will have exclusive use of the CPU while…
Q: Three processes share four resource units that can be reserved and released only one at a time. Each…
A: NOTE: As per Bartleby guideline, we are allowed to solve first question only. Deadlock in Operating…
Q: Some processes may be in the waiting state, others may be in the running state. Explain in what…
A: The question has been answered in step2
Q: 1.Which of the following causes file reads to slow down? a)Excessive long-term hard disk use…
A: Which of the following slows file reads?a)Excessive long-term disc useDisk trashing occurs when the…
Q: During the executing of a process (P1) an interrupt occurred and another process (P2) ne executed,…
A: NOTE: We are authorized to answer only the first question at a time when multiple questions are…
Q: Consider a simple operating system where live processes are either running, ready to run, or…
A: Given: Consider a simple operating system where live processes are either running, ready to run, or…
Q: The portion of the process scheduler in an operating system that dispatches processes is concerned…
A: Question. The portion of the process scheduler in an operating system that dispatches processes is…
Q: You are shown the diagram of memory with some processes and size of each process in memory as well…
A:
Q: Assume there are two SS CPUs in your system. To execute these two threads, how many cycles will it…
A: Introduction: A thread is a virtualized version of a CPU core that runs on a computer. CPUs from…
Q: process needs a. through put to execute b. timer to execute c. resources to
A: A process needs resources to execute if the process is having the resources by which it can execute…
Q: 8 The process of deciding which process should use the CPU is called as _______________ a. Planning…
A: Answer : - option C) Scheduling
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- Please help 1. Explain how Interrupt increases processor efficiency, whereastoday's computer already has a high clock speed and large memory? 2. Some examples of LINUX Operating Systems, no driver hardware is required. Please explain, what happens if the kernel does not recognize a piece of hardware installed? 3. In the service provided by the Operating System, explain what is meant by the statement “controlled access to files” and give an example. 4. A process execution can be interrupted by "Interrupt" or "Traps".Explain the difference between Interrupt and Trap and give examples for Interrupt and Trap. 5. Please explain how the fork() system call can create new processeswhich can run in parallel. Give an example of a program using systemcall fork() where the parent process creates a new process and creates a hierarchy as illustrated with the image below: ( Each process will display its respective process ID, use the pid() system call)3. Which one of the following is not true regarding operating system? a. kernel is the program that constitutes the central core of the operating system b. kernel is the first part of operating system to load into memory during booting c. kernel is made of various modules which can not be loaded in running operating system d. kernel remains in the memory during the entire computer sessionUnder the topic of Advanced Operating Syste can you give examples of Interrupt and System calls and explain on how to load Operating Systems Under the topic of Advanced Operating System can you write about the following: What is a resource? Give some examples of resources. Enumerate the hardware mechanisms to help the operating system ensure correct operation of the computer system. Differentiate the memory storage units found in the computer system in terms of cost, speed of access, size of data, and volatility. A timer is used for CPU Discuss the mechanism on how the timer is used to compute the current time. Enumerate the basic components of operating system and discuss briefly the function of each component. Differentiate a kernel from a shell. Under the topic of Advanced Operating Syste can you write about the following: Define process, program, and threads. Explain the different process states. Differentiate the three types of schedulers. What are the different process states…
- q22- Which of the following are functions of the operating system? Select one: a. CPU management b. task management c. all of these d. file management e. bootingDetermine the following about your system by viewing the appropriate files within the /proc directory:a. Where is the Linux kernel located?b. What version is your Linux kernelc. What filesystems are supported by your Linux kernel?d. What modules are loaded into the kernel?e. Gather information about the physical memory on your system.In your view, which of Linux and Windows has an easier technique for running and controlling its virtual memory, and why?
- If you had to choose between managing and operating Linux and Windows' virtual memory, which would you choose and why?Questions about Operating systems: IPC Question 1: The two fundamental models of interprocess communication are shared memory and message passing. Which of the two models is usually easier to use for an application developer? Justify your answer! Question 2: Which of the two models of interprocess communication usually does not require using system calls for exchanging data between two processes? Briefly explain why! Question 3: Read the Linux manual page of the futex system call and answer the following questions: a. True or False: Is it a system calls to perform atomic instructions, for example for atomically changing a lock state from not acquired to acquired? b. True or False: Is it a system call that is useful for implementing hybrid two-phase locks, as it can be used to put a thread to sleep if longer waiting time is expected? c. True or False: Is it a system call that enables non-blocking synchronization? Question 4. (Anonymous) pipes are an IPC mechanisms in Linux (see pipe…inside of the Operating System1. What do the two modes (user and kernel) serve?2. How does a computer operating system create a new process?3. Could you describe the difference between an interrupt and a trap?Four. List three instances of interruptions.5. Could you clarify the difference between a process switch and a mode switch?
- in Operating System1.Why are two modes (user and kernel) needed?2.What are the steps performed by an OS to create a new process?3.What is the difference between an interrupt and a trap?4.Give three examples of an interrupt.5.What is the difference between a mode switch and a process switch?inside the OS1. What are the advantages of having both kernel and user modes?2. How is a new process initiated by an operating system?3. What distinguishes an interrupt from a trap?4. Describe three pauses.5. How are process switches different from mode switches?When comparing Linux with Windows, which operating system's virtual memory operations and management do you find simpler, and why?