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How Virtual memory is implemented
Virtual memory can be implemented along with Segmentation and Paging
What are the different file operations? Create : - Space for the file in the file system update directory table. Write : - file name and data to be written is
Define the Main reason to encrypt a file Major reason to encrypt a file is secure it for transmission.
What is sector sparing? Low-level formatting also sets aside extra sectors not visible to the operating system. The controller can be told to change each bad sector logically w
advantages and disadvantages of monolithic and layered approach
why we say " OS is a resource allocator" and “OS is a control program"?
What is a process? A process is a program in implementation. It is an active entity and it contains the process stack, having temporary data and the data section includes globa
We are faced with three major components of the page-fault service time. 1. Service the page-fault interrupts. 2. Read in the page. 3. Restart the processes.
Ask question #Minimum 100 difference between bounded and unbounded buffer words accepted#
Q. Consider the subsequent page reference string: 1, 2, 3, 4, 2, 1, 5, 6, 2, 1, 2, 3, 7, 6, 3, 2, 1, 2, 3, 6. How many page faults would take place for the following replace
Some people write custom memory allocators to meet their speci?c needs. Although this is not needed for most of the applications, it is also not uncommon. The goal, of course, is t
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