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Additional-reference-bits algorithm
We can keep an 8-bit byte for every page in a table in memory. The operating system shifts the reference bits right 1 bit, discarding the low-order bit. These 8 bits sift register have the history of page used for previous eight time periods. A page with a history value of 11000100 has been used more just than has one with 01110111. The page with the lowest number is the LRU page, and it can be changed.
What are the objectives and functions of operating system? Functions of operating systems 1. It allocates the resources and acts as a supervisor. 2. It hides th
List two types of system directories A) Device directory:- Describing physical properties of files. B) File directory :- Giving logical properties of the files.
Q. Palm OS provides no signifies of concurrent processing. Discuss three major complications that concurrent processing adds to an operating system. Answer: a. A meth
Question: a) Illustrate with the help of a diagram, the difference between two tier and three tier architectures. b) Explain in what kind of environment, a peer to peer envi
protection in paging
Q. Consider a distributed system with two sites A and B. Consider whether site A can distinguish among the following: a. B goes down. b. The link between A and B goes down.
What are batch systems? Batch systems are quite appropriate for implementing large jobs that need little interaction. The user can submit jobs and return later for the results.
Questiion 1 Use Priority Scheduling Algorithm to schedule the following processes Process Burst Time Priority/Time P1
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
Define the Non Monolithic Coding First off, client - server developers must adopt a new programming mindset. Much as with the shift to object - oriented design, developers sho
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