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Question 1 Explain with diagram all possible states a process visits during the course of its execution
Question 2 Discuss Inter-process Communication. What is critical-section problem? Describe
Question 3 Explain demand paging in virtual memory system
Question 4 Draw a block diagram of an I/O structure in a medium scale processor and explain its working
Question 5 Explain Network Operating System (NOS) architecture in detail
Question 6 Discuss the need for security and protection in computer systems. Write a note on computer worm and computer virus
What are the methods for handling deadlocks? The deadlock problem can be dealt with in one of the three ways: a. Use a protocol to prevent or avoid deadlocks, ensuring that
example of first fit best fit and worst fit
Give an overview of UNIX based file systems. UNIX and UNIX-like operating systems allocate a device name to each device, other than this isn't how the files on that device are
summary of what operating system do
What is external fragmentation? As process are removed from and loaded to the memory free memory space is bracken into pieces .external fragmentation take place when enough mem
Define drawback of Distributed systems Reliability is a drawback of Distributed systems
Q. What is the basic function of Assembler ? Input to an assembler is an assembly language program. Output is an object program and information which enables the loader to prep
what is the need-to-know principle? why is it important for a protection system to adhere to this principle?
What is an operating system and what are the different types of operating systems? Operating System An Operating System or OS is a software program that allows the compute
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
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