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Under what circumstances would a user be better off using a time-sharing system, rather than a personal computer or single-user workstation?
When there are some other users, the task is large, and the hardware is fast, timesharing makes sense. The full power of the system can be brought to bear on the user's problem. The problem can be solved faster than on a personal computer. Another case occurs when lots of other users require resources at the similar time.
A personal computer is best when the job is small sufficient to be executed reasonably on it and when performance is sufficient to implement the program to the user's satisfaction.
Scalability Scalability is the ability of the system to adapt to increased service load. A scalable system will respond more gracefully to increased load than a non scalable on
Evicting the most-recently used (MRU) page does very well on LRU's worst case. In general, however, MRU is a bad idea, since many programs exhibit temporal locality in their memory
Take the binary number and divide it into groups of 4 bits starting from the right hand side , if no group of 4 exists fill out leading 0's, then convert each group of 4 to a hex n
Assume there are only 4 page frames in the physical memory, for the following reference string: 1, 2, 3, 4, 5, 3, 4, 1, 6, 7, 8, 7, 8, 9, 7, 8, 9, 5, 4, 5, 4, 2, 8. a) What i
Process States A total of nine states are acknowledged by the UNIX system. They are like as follow: User running Executing
swapping technique
basic advantage of using interrupt initiated data transfer over transfer under program control without an interrupt
What are the different accessing methods of a file? The different types of accessing a file are: Sequential access: Information in the file is accessed sequentially
Define the “Throughput” of a system Throughput is Number of programs processed by it per unit time
Question : a) What do you understand by a Directory Structure? Support your answer with a diagram. b) Give an example how Access Lists and Groups are arranged to mode of
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