Operating System
Operating system is basically a program which is used to manage the computer hardware.it behaves as a midway between computer hardware and computer user.
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Multiprocessor System
Multiprocessor System Multiprocessor system which provide processing using more than one central processing units (CPU) or cores single computer. Multiple…
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Linux Operating System
Linux Operating System Linux Operating System is one of standard version of UNIX operating System. It is open source because…
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Multimedia System
Multimedia System Multimedia System – Operating systems manage general data, such as text files, binary files, programs, word processing documents,…
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OS Protection
OS Protection Principles of Protection The principle of least privilege commands that users, programs and systems be given just an adequate amount…
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Operating System Security
Operating System Security Operating System Security – Security refers to delivering a protection system to computer system resources such as…
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OS File System
OS File System OS File System – A file is basically a name of collection of related information that is…
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IO Software
IO Software IO software is frequently organized in the following layers User Level Libraries: This offers simple interface to the…
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Polling VS Interrupts
Polling VS Interrupts Polling Polling is a method by which a host waits for controller’s response. It is a looping…
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IO Hardware
I/O Hardware IO Hardware – Computers work on many types of devices. General types include storage devices e.g. disks, transmitters…
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Mass Storage System
Mass Storage System Mass Storage System – This topic is about physical memory which use as secondary memory. Magnetic Disks…
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Virtual Memory
Virtual Memory Virtual memory is a procedure that permits the execution of processes that are not entirely available in memory.…
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Deadlock Avoidance Algorithms
Deadlock Avoidance Algorithms There are two types of deadlock avoidance algorithms on the basis of their resources Algorithm which is…
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Deadlock Handling Methods
Deadlock Handling Methods A protocol can use to prevent or avoid deadlocks, making sure that system will never enter in…
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Swapping
Swapping Swapping is a procedure in which process may be swapped temporarily out of main memory to a backup store,…
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OS Memory Management
OS Memory Management OS Memory management is basically the core functionality of an operating system which manages the primary memory.…
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Threads
Threads A thread is basically a flow of execution through the process code it has its own program counter stack…
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Critical Section Problem
Critical Section Problem Critical Section Problem – A piece of code inside a process that wants access to shared resources…
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Context Switching
Context Switching A context switching sometimes referred as a task switch or a process switch. Basically this context switching is the switching of the CPU…
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