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What is the main advantage of the layered approach to system design?
As in all cases of modular design, designing an operating system in a modular way has several benefits. The system is easier to debug and modify because alters affect only limited sections of the system rather than touching all sections of the operating system. Information is kept only where it is required and is accessible only within a explained and restricted area, so any bugs affecting that data must be limited to a particular module or layer.
what is process creation and how to create a process
Define System Call A system call is a request that is made by any program to the operating system for carrying out tasks - picked from a predefined set - which the said program
What are a safe state and an unsafe state? Answer: A state is safe if the system can allocate resources to every process in some order and still avoid a deadlock. A system is
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Write in brief on UNIX file structure. UNIX considers every file to be a sequence of 8-bit bytes no interpretation of these bits is made by the operating system. This system pr
EXPLAIN MULTITASKING IN DETAIL
Explain Rehashing to Handle Collision Rehashing: Re-hashing schemes make use of a second hashing operation while there is a collision. If there is an additional collision, we
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KERNEL-LEVEL THREADS (KLT) In this level every thread management is done by kernel .No thread library except an API system calls to the kernel thread facility exists. The kern
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