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Explain the TlsAlloc (VOID)
This function is used to allocate a TLS index.Any subsequent TLS function calls will require the handle returned from TlsAlloc to be passed. The index returned represents this process's thread local storage table.
Q. Capability lists are typically kept within the address space of the user. How does the system make sure that the user cannot modify the contents of the list? Answer: An ap
Q. What is the use of system calls? Answer: System calls permit user-level processes to request services of the operating system.
Inverted page table In page table the page table has one entry for every page that the process is using. The operating system must translate this reference into a physical memo
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,
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
advantages and disadvantages
Which are the different states of a process? Different status of a process is: New: When the process is created. Running: When instructions are executed. Wait
Write a short note about the different STATES of a process. As a process implement it changes state. The state of a process is described in part by the current activity of that
approaches to identify free memory area in a heap
Additional-reference-bits algorithm We can keep an 8-bit byte for every page in a table in memory. The operating system shifts the reference bits right 1 bit, discarding the lo
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