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Q. Explain some of the ways an application can use memory via the Win32 API.
Answer: (1) Virtual memory offers several functions that allow an application to reserve and release memory and specifying the virtual address at which the memory is allocated.
(2) A file possibly memory mapped into address space providing a means for two processes to share memory.
(3) When a Win32 procedure is initialized it is created with a default heap. Private heaps is able to be created that provide regions of reserved address space for applications. Thread management functions are offers to allocate and control thread access to private heaps.
(4) A thread-local storage mechanism offers a way for global and static data to work properly in a multithreaded environment. Thread-lock storage assign global storage on a per-thread basis.
Q. Which of the subsequent instructions should be privileged? a) Read the clock b) Clear memory c) Set value of timer d) Issue a trap instruction e) Turn off interr
Question : (a) In the demand paging system, when a process tries to access a page that was not brought into memory, a page fault occurs that involves a series of actions. The
What is an acyclic graph? A tree that has been corrupted by links to other branches, but does not have any cyclic paths in it.
Q. State three merits of placing functionality in a device controller rather than in the kernel and State three disadvantages. Answer: Three advantages: Bugs are less probabl
? FREE ASSOCIATION ASSIGNMENTS of multiprograming
Q. Illustrate the function of Loader? A loader is a routine which loads an object program and prepares it for execution. There are many loading schemes: relocating, absolute an
Q. Explain a mechanism by which one segment could belong to the address space of two different processes. Answer: Because segment tables are a collection of base-limit register
Determine what the expansion of nested macro calls follows The expansion of nested macro calls follows the Last in First out (LIFO) rule.
What are the two principles in Hungarian method?
examples of classification of models
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