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Discuss difference between symmetric and asymmetric multiprocessing
Symmetric multiprocessing (SMP), in which every processor runs an identical copy of the operating system and these copies, communicate with one another as required.
Asymmetric multiprocessing, in which every processor is assigned an exact task. The master processor controls the system; the other processor looks the master.
Present your own fully documented and tested programming example illustrating the prevention of a data race in a parallelised program. This is an example where total number of p
What are two differences among user-level threads and kernel-level threads? Under what circumstances is one type better than the other? (1) User-level threads are unknown by th
Q. Provide two programming instances in which multithreading provides better performance than a single-threaded solution. Answer: (1) A Web server that services every request
What are the operations that can be performed on a directory? The operations that can be performed on a directory are Search for a file Create a file Delete a
What is starvation? A main problem related to deadlock is starvation. Starvation is the circumstances where process waits indefinitely within the semaphore. Indefinite blocking
how do you calculate page faults
Define the Main reason to encrypt a file Major reason to encrypt a file is secure it for transmission.
What is named pipes?
Logical File System Responsible for providing the before discussed interface to the user including: File access. Directory operations. Security and protection.
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
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