When a particular thread has many dependent thread, and that particular thread is terminated, then all the threads that depends on that terminated thread will no longer belong to something and they will certainly mislead to their each functions. This is what it call orphan thread.
The home model originally sold for about $650 back in 1977. The game CPU board used a special CPU chip that is no longer available when it dies. If your machine works properly and is in good condition, then it's worth $250 tops.
A computer hardware interrupt is where a peripheral device is allowed to send a signal to the CPU that signals that it needs attention. Arrival of this, will make the CPU save current context (the "registers")and start a "handler" that is defined to trap and handle the signal. The interrupt may be a keyboard key being pressed, and the handler will interpret the "event" with a "mask" to identify where it comes from. It will then hand over the result to the operating system, that wakes up the application that is waiting for the keyboard input, and makes it available to this. The CPU will trap interrupts from 0 first to the higher number 15. So, if the Handler spends to much time processing, other interrupts may be lost. When the "interrupt vector" has been cleared, execution is resumed according to the policy of the short term dispatcher in the operating system.
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In yugioh world championship 2007 to unlock packs you must beat all the Lv1 duelists 3 times and you will unlock a pack. Then beat them 4 times, another pack, then 5 times boom another pack and more duelists
The CPU scheduler is the part of the Operating System that determines when to allow each thread to execute. Usually this is done by seeing if all the wait conditions, such as IO wait, timer wait, semaphore wait, etc. have been cleared, and if the thread priority or round-robin turn criteria have been met.
The priority scheduling algorithm is a kind of CPU scheduling algorithm where the processes that wait for the CPU are scheduled according to their priority..
So that CPU utilise all the resources of OS
1.) in preemptive scheduling we prempt the currently executing process, in non preemptive scheduling we allow the current process to finish its CPU burst time... 2.) in preemptive scheduling the process is forcibly sent to waiting state when a process with higher priority comes to CPU, in non preeemptive scheduling the process at running state can not be forced to leave the CPU until it completes........
same as linux use.
A thread in a CPU is a line of information that the CPU must process. You can look at the threads in your computer by hitting ctrl+alt+Del and going into the process tab.
Explain briefly the meaning of an input-output (1/0) bound program, and a processor (CPU) bound program.
Preemptive scheduling allows a process to be interrupted in the midst of its execution, taking the CPU away and allocating it to another process.Non-preemptive scheduling ensures that a process relinquishes control of the CPU only when it finishes with its current CPU burst.
In Non-Primitive CPU Algo. once a process is given to the CPU it cannot be preempt,but in primitive Algo. it can be.
Theoretically a thread will give up its CPU time voluntarily by using the yield feature. But practically, the programmer will write the code and make the thread give up its CPU time. So it is not a voluntary act from the threads perspective. It is just doing it because the programmer made it do so.
the objective of multiprograming is to have some processs running at aal time,so as to maximizing cpu utillization .this process is called scheduling.