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Demand paging
With demand paging, a page is called into memory only when a location on that page is actually indexed during run time. With pre-paging, pages other than the one given by a page fault are achieved in. The obtains of such pages is done based on common access frames, usually for secondary storage devices.
Explain how the os implements virtual memory phenomenon.
Before proceeding with its execution, every process must obtain all the resources it needs is called Hold and wait
Develop a utility in C language which will run in Linux operating systems to display following properties of the system: ? Processor speed ? Ram size ? Computer name ? System time
define pipe
Problem: a) Explain physically what occurs when a disk is fragmented. What is the purpose of "defragmenting" a disk? b) What is the idea behind backing up data on a secondar
what are the overall concepts of deadlock
A friend has promised to log in at a particular time. However, he needs to be contacted as soon as he logs in. The shell script checks after every minute whether he has logged in o
EXPLAIN EMBEDDED SYSTEM
reason for terminating a process
Explain a boot control block A boot control block can have the information required by the system to boot an operating from that partition. If the disk does not have an operati
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