Operating System Tutorial

Operating System Tutorial Types of Operating System Evolution of Operating System Functions of Operating System Operating System Properties Operating System Services Components of Operating System Needs of the Operating System

Operating Systems

Linux Operating System Unix Operating System Ubuntu Operating System Chrome Operating Systems Fedora Operating System MAC Operating System MS Windows Operating System Solaris Operating System Cooperative Operating System CorelDRAW Operating System CentOS FreeBSD Operating Systems Batch Operating System MS-DOS Operating System Commercial Mobile Operating Systems


Difference Between Multi-programming and Multitasking Difference between C-LOOK and C-SCAN Difference between Rotational Latency and Disk Assess Time Trap vs Interrupt Difference between C-SCAN and SSTF Difference between SCAN and FCFS Difference between Seek Time and Disk Access Time Difference between SSTF and LOOK Difference between Process and Program in the Operating System Difference between Protection and Security in Operating System

How To

How to implement Monitors using Semaphores How to Install a Different Operating System on a PC


What is Kernel and Types of Kernel What is DOS Operating System What is Thread and Types of Thread What is Process Scheduler and Process Queue What is Context Switching What is CPU Scheduling What is Producer-Consumer Problem What is Semaphore in Operating System Monitors in Operating System What is Deadlock What is Paging and Segmentation What is Demand Paging What is Virtual Memory What is a Long term Scheduler What is Page Replacement in Operating System What is BSR Mode What is Convoy Effect What is Job Sequencing in Operating System Why is it critical for the Scheduler to distinguish between I/O-bound and CPU-bound programs Why is there a Need for an Operating System


Process Management Process State Scheduling Algorithm FCFS (First-come-First-Serve) Scheduling SJF (Shortest Job First) Scheduling Round-Robin CPU Scheduling Priority Based Scheduling HRRN (Highest Response Ratio Next) Scheduling Process Synchronization Lock Variable Mechanism TSL Mechanism Turn Variable Mechanism Interested Variable Mechanism Deadlock Avoidance Strategies for Handling Deadlock Deadlock Prevention Deadlock Detection and Recovery Resource Allocation Graph Banker’s Algorithm in Operating System Fixed Partitioning and Dynamic Partitioning Partitioning Algorithms Disk Scheduling Algorithms FCFS and SSTF Disk Scheduling Algorithm SCAN and C-SCAN Disk Scheduling Algorithm Look and C-Look Disk Scheduling Algorithm File in Operating System File Access Methods in Operating System File Allocation Method Directory Structure in Operating System N-Step-SCAN Disk Scheduling Feedback Queue in Operating System Contiguous Memory Allocation in Operating System Real-time Operating System Starvation in Operating System Thrashing in Operating System 5 Goals of Operating System Advantages of Operating System Advantages of UNIX Operating System Bit Vector in Operating System Booting Process in Operating System Can a Computer Run Without the Operating System Dining Philosophers Problem in Operating System Free Space Management in Operating System Inter Process Communication in Operating System Swapping in Operating System Memory Management in Operating System Multiprogramming Operating System Multitasking Operating Systems Multi-user Operating Systems Non-Contiguous Memory Allocation in Operating System Page Table in Operating System Process Scheduling in Operating System Segmentation in Operating System Simple Structure in Operating System Single-User Operating System Two Phase Locking Protocol Advantages and Disadvantages of Operating System Arithmetic operations in binary number system Assemblers in the operating system Bakery Algorithm in Operating System Benefits of Ubuntu Operating System CPU Scheduling Criteria in Operating System Critical Section in Operating System Device Management in Operating System Linux Scheduler in Operating System Long Term Scheduler in Operating System Mutex in Operating System Operating System Failure Peterson's Solution in Operating System Privileged and Non-Privileged Instructions in Operating System Swapping in Operating System Types of Operating System Zombie and Orphan Process in Operating System 62-bit operating system Advantages and Disadvantages of Batch Operating System Boot Block and Bad Block in Operating System Contiguous and Non - Contiguous Memory Allocation in Operating System Control and Distribution Systems in Operations Management Control Program in Operating System Convergent Technologies in Operating System Convoy Effect in Operating System Copy Operating Systems to SSD Core Components of Operating System Core of UNIX Operating System Correct Value to return to the Operating System Corrupted Operating System Cos is Smart Card Operating System Cosmos Operating Systems Examples Generation of Operating System Hardware Solution in Operating System Process Control Block in Operating System Function of Kernel in Operating System Operating System Layers History of Debian Operating Systems Branches and Architecture of Debian Operating Systems Features and Packages of Debian Operating Systems Installation of Operating System on a New PC Organizational Structure and Development in Debian Operating Systems User Interface in Operating System Types Of Memory in OS Operating System in Nokia Multilevel Paging in OS Memory Mapping Techniques in OS Memory Layout of a Process in Operating System Hardware Protection in Operating System Functions of File Management in Operating System Core of Linux Operating System Cache Replacement Policy in Operating System Cache Line and Cache Size in Operating System What is Memory Mapping? Difference Between Network Operating System And Distributed Operating System What is the difference between a Hard link and a Soft Link? Principles of Preemptive Scheduling Process Scheduling Algorithms What is NOS? What is the Interrupt I/O Process? What is Time Sharing OS What is process termination? What is Time-Sharing Operating System What is Batch File File system manipulation What is Message-passing Technique in OS Logical Clock in Distributed System

Cooperative Operating System

A cooperative operating system (COS) is a type of operating system that allows multiple processes or applications to run simultaneously, sharing the system's resources such as CPU time and memory.

Unlike pre-emptive operating systems, which have the power to interrupt and stop processes at any time, a cooperative system relies on the processes themselves to voluntarily yield control back to the operating system.

The cooperative operating system is an important type of operating system that has been around for many years. In the early days of computing, all operating systems were cooperative in nature.

However, with the rise of pre-emptive operating systems, cooperative systems became less common. Nonetheless, cooperative systems still play an important role in certain areas of computing, such as embedded systems, real-time systems, and mobile devices.

One of the main advantages of cooperative operating systems is their simplicity. Because processes are required to voluntarily yield control back to the operating system, the scheduling of processes is relatively simple. Cooperative systems also tend to be less resource-intensive than pre-emptive systems, as they do not need to constantly monitor processes for potential interruptions.

Another advantage of cooperative operating systems is their ability to handle real-time systems. Real-time systems require a high degree of predictability and responsiveness. With a cooperative system, the operating system can prioritize real-time tasks and ensure that they receive the necessary resources to complete their tasks on time.

However, there are also some disadvantages to using a cooperative operating system. The main disadvantage is that a single rogue process can monopolize the CPU time, preventing other processes from running. This can cause system instability and even crashes.

In addition, cooperative systems are generally not as secure as pre-emptive systems, as they are more vulnerable to buffer overflow attacks and other types of exploits.

Cooperative operating systems are still a significant component of the computing world despite these drawbacks. They are particularly useful in embedded systems, where resources are limited and real-time requirements are common.

They are frequently utilised in portable electronics as well, where power consumption is a major worry. Cooperative operating systems are expected to play an even bigger part in the computing industry as technology develops.

An operating system known as a cooperative operating system, also referred to as a cooperative multitasking system, enables the use of multiple apps at once by allocating CPU time among them.

Unlike preemptive operating systems, which forcefully interrupt running applications to allocate CPU time to another application, a cooperative operating system relies on each application to voluntarily release the CPU time to allow other applications to run.

In a cooperative operating system, each application is responsible for managing its own execution, including allocating and releasing CPU time. When an application has finished executing a particular task or operation, it releases the CPU time and allows the next application in the queue to run.

This approach allows multiple applications to run simultaneously without the need for complex scheduling algorithms or interrupt mechanisms.

One of the main advantages of a cooperative operating system is its simplicity. Since applications are responsible for managing their own execution, the operating system itself does not need to perform complex scheduling algorithms or interrupt mechanisms, which can be resource-intensive and add unnecessary overhead.

This simplicity also makes cooperative operating systems highly scalable, as they can easily handle a large number of applications running simultaneously.

Another advantage of cooperative operating systems is that they are highly responsive to user input. Since applications release the CPU time voluntarily, they can quickly respond to user input without being interrupted or preempted by other applications. This can improve the overall user experience and make the operating system feel more responsive and fluid.

However, cooperative operating systems also have several disadvantages. One major disadvantage is that they are not as robust as preemptive operating systems, as a poorly written or malfunctioning application can potentially monopolize the CPU time and prevent other applications from running. This can result in poor performance and an unresponsive system.

Another disadvantage of cooperative operating systems is that they can be less efficient than preemptive operating systems, as they rely on each application to release CPU time voluntarily. This can lead to idle CPU time, as applications may not release CPU time when they are not actively executing tasks.