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We have stressed the need for an operating system to make efficient use of the computing hardware. When is it appropriate for the operating system to forsake this principle and to "waste" resources?
Why is such a system not really wasteful?
Single-user systems should maximize use of the system for the user. A GUI may be "waste" CPU cycles, but it optimizes the user's interaction with the system.
SSTF stands for Abbreviation of SSTF is Shortest-Seek-time-first scheduling
Q. Catalogue the design goals of Windows XP. Answer: Design goals comprise security and reliability and Windows and POSIX application compatibility with high performance and ex
Determine a critical section is a program segment Critical section is where shared resources are accessed
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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
What is process control block? Every process is represented in the OS by a process control block. It has many pieces of information associated with an exact process.
The question of fairness, regarding page eviction, is a hard one. How do we decide what is fair? Many operating systems use global LRU, where pages from all processes are managed t
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Logical File System Responsible for providing the before discussed interface to the user including: File access. Directory operations. Security and protection.
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