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What are the different types of semaphore?
Principally the semaphore is able to be classified into two on the basis of their values
a) Counting semaphore: In counting semaphore the value of the semaphore is able to be any integer. It can be execute using binary semaphore.
b) Binary semaphore: In binary semaphore the value of the semaphore is able to be either one or zero. It is comparatively easier to implement.
Define Overflow Chaining Another method will divide the pre-allocated table into two sections: the primary area to determine which keys are mapped and an area for collisions, g
For reading, most operating systems use demand paging. This means that pages are only read from the disk into physical memory when they are needed. In the page table, there is a re
Explain the Application Interaction Protocols Application interaction protocols are uniquely defined for each program and are used to logically describe the data being passed b
What advantages are there to this two-level directory? Users are isolated from each other. Users have more freedom in choosing file names.
Can a direct access file be read sequentially? Explain. Yes. Keep a counter, cp, initially set to 0. After reading record cp, increment cp.
what is the need-to-know principle? why is it important for a protection system to adhere to this principle?
ADVANTAGES AND INCONVENIENCES OF KLT Advantages: the kernel be able to simultaneously schedule many threads of the same process on many processors blocking
What are the different types of semaphore? Principally the semaphore is able to be classified into two on the basis of their values a) Counting semaphore: In counting s
What is an I/O subsystem? The control of devices connected to the computer is a main issue while designing operating systems. Because I/O deices differ widely in their function
Write a short note about the different STATES of a process. As a process implement it changes state. The state of a process is described in part by the current activity of that
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