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Q. Explain about Functions of Operating System?
Functions of Operating System
Operating system performs 3 functions as follows:
1. Convenience: Operating System makes a computer more convenient to use.
2. Efficiency:Operating System allows computer system resources to be used in an efficient manner.
3. Ability to Evolve: An Operating Systemmust be constructed in such a way as to permit effective development, testing and introduction of new system functions without at the same time interfering with service.
Q. The RC 4000 system as well as other systems have defined a tree of processes (called a process tree) such that all the descendants of a process are given resources (objects) as
Forking is an important phase of Unix, critical to the support of its design strategies, which encourages the implementation of filters. In Unix, a filter is a process that reads i
Q. Which of the subsequent instructions should be privileged? a) Read the clock b) Clear memory c) Set value of timer d) Issue a trap instruction e) Turn off interr
UNIX systems utilized to use disk-layout optimizations based on the rotation position of disk data however modern implementations including Linux simply optimize for sequential dat
Basic concepts When a process is to be changed in, the pager guesses which pages will be used before the process is changed out again. Instead of swapping in a entire process,
What do you understand by “line balancing”? What happens if balance doesn’t exist?
What is the use of FIFOs in client-server applications
Question 1: (a) Describe what is meant by Client-server Computing? (b) Distinguish between a server process and a client process. (c) What are the basic characteristics o
what is unbounded buffer
An analysis, which defines the syntactic structure of the source statement, is known as Syntax analysis defines the syntactic structure of the source statement
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