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BENEFITS OF THREADS OVER PROCESS
If implemented correctly after those threads have some advantages of (multi) processes, they take:
1. Less time to create a new thread than a process, for the reason that the newly created thread uses the current process address space.
2. Less time to finish a thread than a process.
3. Less time to switch among two threads within the same process, partly for the reason that the newly created thread uses the current process address space.
4. Less communication expenses communicating between the threads of one process is easy because the threads share everything address space in particular. Consequently, data produced by one thread is right away available to all the other threads.
What are the typical elements of a process image? User data: Modifiable part of user space. May have program data, user stack area, and programs that might be modified. User
Q. What are the three main activities of an operating system in regard to memory management? Answer: a. Keep follows of which parts of memory are currently being used and
Q) a. Given that the first three necessary conditions for a deadlock are in place, comment on the feasibility of the following strategy. All processes are given unique priorities.
what is tlb?
Tree structured directories: This is the main common directory structure. The tree has a root directory as well as every file in the system has a unique path name. A directory
What are the advantages of Linked allocation? The benefits are a. No external fragmentation b. Size of the file does not require to be declared
limitations
what is unbounded buffer
Applications allocate memory in terms of the number of bytes that they need, but this level of granularity is too ?ne-grained for the operating system to manage the system memory i
Usually memory is allocated from a large pool of unused memory area called the heap. In C++, dynamic allocation/deallocation must be manually performed using commands like malloc,
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