operating system over view, Operating System

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explain function of computer operating system?

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Explain first fit algorithm, FIRST FIT ALGORITHM Scanning a list along...

FIRST FIT ALGORITHM Scanning a list along with if a free hole is available with necessary space for the process to allocate it allocates the process in that space. The first s

Explain User-level threads (ult), USER-LEVEL THREADS (ULT) In this lev...

USER-LEVEL THREADS (ULT) In this level the kernel isn't aware of the existence of threads -- All thread management is complete by the application by using a thread library. Th

What is direct memory access, Direct memory access Many computers avoid...

Direct memory access Many computers avoid burdening the main CPU with programmed I/O by offloading sine if this work to a special-purpose processor known as a direct memory add

What do you mean by system calls, What do you mean by system calls? Sys...

What do you mean by system calls? System calls give the interface among a process and the operating system. When a system call is implemented, it is treated as by the hardware

Multiprogramming, explain how response time are reduced by allowing time sh...

explain how response time are reduced by allowing time sharing on top of multiprogramming

Explain many-to-one model (green threads), Many-to-One Model (Green Threads...

Many-to-One Model (Green Threads) Implementations of the many-to-one model a lot of user threads to one kernel thread permit the application to create any number of threads tha

Explain the basic concepts of segmentation, Explain the basic concepts of s...

Explain the basic concepts of segmentation. Segmentation definition User view of program Hardware used with diagram-segment table, base, limit & offset Protection and

Unix, UNIX Shell and History feature. 1.Creating a child process. 2.Creatin...

UNIX Shell and History feature. 1.Creating a child process. 2.Creating a history feature. With the notes under code. Its exactly "programming project 1 - Unix Shell and History Fea

Need of shift alteration in critical section problem?, Explain with an exam...

Explain with an example the need of Shift Alteration in critical section problem? Consider processes P i and P j and consider the algorithm for P i and P j .

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