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Define the difference between preemptive and nonpreemptive scheduling. State why strict nonpreemptive scheduling is unlikely to be used in a computer center.
Preemptive scheduling permits a process to be interrupted in the midst of its implementation, taking the CPU away and allocating it to another process. Nonpreemptive scheduling makes sure that a process relinquishes control of the CPU only when it finishes with its current CPU burst.
Locks (also known as mutexes, short for mutual exclusion locks) provide mutual exclusion to shared data inside a critical session. They are implemented by means of two atomic routi
What is a Latency Time Latency Time is the time required through a sector to reach below read/write head.
How does an operating system make multiprogramming possible by using single processor?
Question: (a) (i) What is a microkernel? Describe the benefits of using microkernels. (ii) How does a microkernel-based operating system differ from a traditional operating
What is a semaphore? A semaphore 'S' is a synchronization tool which is an integer value that, apart from initialization, is accessed only by two standard atomic operations; w
Explain the different sections of a process. Entry section Critical section Exit section Remainder section Consider a system inclusive of n processe
Explain the TlsSetValue (TLSindex, dataPtr)Function The TlsSetValue function associates the dataPtr passed as a parameter as local storage for the requesting thread. The asso
A Unix shell is a shell or command-line interpreter that gives a traditional user interface for the Unix-likesystems and for Unix operating system. Users operates the operation of
MEMORY MANAGEMENT USING BUDDY SUSTEM Here we are dividing the memory as powers of two as well as we are selecting the space which is smallest but large enough to hold a process
What is meant by file management systems? File Management systems are as well referred to as simply a file system .File system is the system that an OS operating system or prog
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