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What is a Process Control Block?
Every process in the operating system is represented by a process control block as well called a task control block. It contains several pieces of information associated with a specific process such as
explain any four types of operating system feature and structure(design)
acyclic graph directories
Define Virtual memory Virtual memory is employed in all major commercial operating systems
What is Demand paging? Virtual memory is commonly executed by demand paging. In demand paging, the pager brings only those essential pages into memory instead of swapping in a
mention the three problems that mat be caused by wrong initialization and placement of wait() and signal()operations in the use of semaphore
Producer-Consumer Problem Using Semaphores The Solution to producer-consumer problem use three semaphores namely- full, empty and mutex. The semaphore 'full' is utilized for
What is page fault and what are the steps taken by the OS to remove page fault? A page fault is caused while a page that hasn't been brought into memory is being addressed. The
how to move the system app to usb storage
UNIX Shell and History feature. 1.Creating a child process. 2.Creating a history feature. Its exactly "programming project 1 - Unix Shell and History Feature (p.157-159)" in the Si
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
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