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The UNIX operating system for a multiprocessor system has a number of extra features as compared to normal UNIX operating system. Let's first consider the design objectives of multiprocessor UNIX. The original UNIX created by Dennis Ritchie and Brian Kernighan was created as general purpose, portable, time-sharing uniprocessor operating system.
The OS functions comprising virtual memory management, processor scheduling, I/O devices etc are applied with a huge amount of system software. Generally size of OS is larger than size of main memory. The part of OS which exist in main memory is known as kernel. For a multiprocessor OS is created on 3 models viz: Floating executive model, Master slave model, multithreaded kernel. These UNIX kernels are applied with monitors and locks semaphores.
Determine the primary memory of the server The keys used for accessing the server are held at a secret location in the primary memory of the server. This area or location is hi
Pipelining - computer architecture: The Pipeline Defined According to John Hayes "A pipeline processor consists of a sequence of processing circuits, called stages or
Open addressing: The easiest way to resolve a collision is to begin with the hash address and do a sequential search by the table for an empty location. The idea is to place the
What is process control block? Each process is shown in the OS by a process control block. It having many pieces of information associated with a specific process.
General Concepts of links and association A link is a conceptual or physical connection among objects for instance. Mathematically, you can define a link as a tuple which is a
Q. Explain High performance of Instruction execution? High performance of Instruction execution: While mapping of HLL to machine instruction the compiler favours relatively sim
What are the different storage classes in C? Storage classes in C There are four storage classes in C: a. Automatic storage class: b. Register storage class: c
write an assembly language program for fibonacci series?
Hyper-threading works by duplicating those sections of processor that kept the architectural state-but not duplicates the main implementation resources. This allows a Hyper-threadi
Explain Traffic Intensity in networking. Traffic Intensity: The traffic load on a given network may be on interoffice trunk lines, the local switching unit or other common s
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