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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.
Explain Common channel signalling. Common channel signalling: Signaling systems connection the variety of transmission systems, switching systems and subscriber equipments, i
NetDynamics Application Server was the primary Java-based integrated software platform. The product was developed by NetDynamics Inc. As Java became the dominant development langua
Example of ANN - artificial intelligence: ANNs look like this: Notice that the x, w, z and y represent actual valued weights and that every the edges in this graph
Q. Explain Keyboard Input and Video output ? A Keystroke read from keyboard is termed as a console input and a character displayed on the video screen is known as a console out
what are the domains of artificial intelligence
The PHP Hypertext Pre processor is a programming language that permits web developers to make dynamic content that interacts with databases. PHP is basically used for developing we
Describe the contents of a Process Control Block (PCB). Process Control Block (PCB): All processes are represented in the operating system by a task control block or a proces
Performance and Issues in Pipelining Efficiency: The efficiency of a pipeline can be calculated as the ratio of busy time span to the entire time span including the idle time
Assume that a graph has a minimum spanning tree already computed. How fastly can the minimum spanning tree be updated if a new vertex and incident edges are added to G? If the
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