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The Windows wait cursor, informally the Blue circle of death (known as the hourglass cursor until Windows Vista) is a throbber that indicates that an application is busy performing an operation. It can be accompanied by an arrow if the operation is being performed in the background. The wait cursor can display on programs using the Windows API.
Busy work (also known as make-work and busywork) is an activity that is undertaken to pass time and stay busy but in and of itself has little or no actual value. Busy work occurs in business, military and other settings, in situations where people may be required to be present but may lack the opportunities, skills or need to do something more ...
In computer science and software engineering, busy-waiting, busy-looping or spinning is a technique in which a process repeatedly checks to see if a condition is true, such as whether keyboard input or a lock is available. Spinning can also be used to generate an arbitrary time delay, a technique that was necessary on systems that lacked a ...
Workload can also refer to the total energy output of a system, particularly of a person or animal performing a strenuous task over time. One particular application of this is weight lifting/weights training, where both anecdotal evidence and scientific research have shown that it is the total "workload" that is important to muscle growth, as opposed to just the load, just the volume, or "time ...
Task Scheduler 1.0 is included with Windows NT 4.0 [7] (with Internet Explorer 4.0 or later), Windows 2000, [7] Windows XP [8] and Windows Server 2003. [9] It runs as a Windows Service, and the task definitions and schedules are stored in binary.job files. Tasks are manipulated directly by manipulating the .job files. Each task corresponds to ...
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Instead, a computer may implement interrupts for I/O completion, avoiding the need for polling or busy waiting. [70] Some computers require an interrupt for each character or word, costing a significant amount of CPU time. Direct memory access (DMA) is an architecture feature to allow devices to bypass the CPU and access main memory directly. [71]
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