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Q. Define the difference among pre-emptive and non pre-emptive scheduling.
Answer: Pre-emptive scheduling permits a process to be interrupted in the midst of its execution taking the CPU away and allocating it to another process. Non pre-emptive scheduling makes sure that a process relinquishes control of the CPU only when it finishes with its current CPU burst.
ADVANTAGES AND INCONVENIENCES OF KLT Advantages: the kernel be able to simultaneously schedule many threads of the same process on many processors blocking
Define LRU Page Replacement Algorithm LRU policy: LRU expands to least currently use. This policy suggests which we re- move a page whose last usage is farthest from current ti
The idea of reference counting is to maintain, for every object, the total number of references to that object, i.e. the number of "incoming" pointers. Whenever the number of refer
scheduling
what is instant messaging used for
What is the use of fork and exec system calls? Fork is a system call by which a latest process is created. Exec is also a system call, which is used after a fork by one of the
Let us consider the operation of the EPROM device in more detail. Consider the pining details below again Before we examine the interface means of the EPROM, it is worth
Q. Does Windows XP offer any user-mode processes that enable it to run programs developed for other operating systems? Describe two of these subsystems. Answer: Environmental
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
Define Name of some language processors? Name of some language processors are as follow: Assembler, Compiler and Interpreter
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