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Explain Chaining to Handle Collision
Chaining: One easy scheme is to chain all collisions in lists attached to the suitable slot. This permits an unlimited number of collisions to be handled and doesn't need a priori knowledge of how many elements are consisted of in the collection. The tradeoff is similar like with linked lists versus array implementations of collections: linked list overhead in space and for a lesser extent, in time.
Concept of Reentrancy It is a useful, memory-saving method for multiprogrammed timesharing machines. A Reentrant method is one in which multiple clients can share a singl
copy-on-write
Discuss difference between symmetric and asymmetric multiprocessing Symmetric multiprocessing (SMP), in which every processor runs an identical copy of the operating system an
Define semaphore A semaphore is a protected abstract or variable data type that constitutes the classic method for restricting access to shared resources like shared memory in
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Consider a computer system with a 32-bit logical address and 4KB page size. The system supports up to 512MB of physical memory. How many entries are there in a conventional single-
Now let us present an implementation of a producer-consumer system using condition variables. This implementation works. dequeue() lock(A) while (queue empty) { wait(A, C)
what is segmentation as it refers to operating system
Allocators can also be used to avoid problems with unsafe languages. C and C++ are pervasive, with huge amounts of existing code. They are also memory-unsafe languages, in that the
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