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Key rollover is the ability of a computer keyboard to correctly handle several simultaneous keystrokes. A keyboard with n-key rollover (NKRO) can correctly detect input from each key on the keyboard at the same time, regardless of how many other keys are also being pressed. Keyboards that lack full rollover will register an incorrect keystroke ...
The maximum delay required for two consecutive clicks to be interpreted as a double-click is not standardized. According to Microsoft's MSDN website, the default timing in Windows is 500 ms (half a second). [6] The double-click time is also used as a basis for other timed actions. The double-click timing delay can usually be configured by the user.
IBM sold a mouse with a pointing stick in the location where a scroll wheel is common now. A pointing stick on a mid-1990s-era Toshiba laptop. The two buttons below the keyboard act as a computer mouse: the top button is used for left-clicking while the bottom button is used for right-clicking.
press and hold mouse button (B) drag file icon to trash can icon (P) release mouse button (B) point to original window (P) initiate the deletion (M) find the icon for the to-be-deleted file (M) point to file icon (P) press mouse button (B) release mouse button (B) move hand to keyboard (H) press control key (K) press T key (K) move hand back to ...
Configure the Test Environment. Prepare the test environment, tools, and resources necessary to execute each strategy, as features and components become available for test. Ensure that the test environment is instrumented for resource monitoring as necessary. Implement the Test Design. Develop the performance tests in accordance with the test ...
Point and click are one of the actions of a computer user moving a pointer to a certain location on a screen (pointing) and then pressing a button on a mouse or other pointing device (click). An example of point and click is in hypermedia , where users click on hyperlinks to navigate from document to document.
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Display lag contributes to the overall latency in the interface chain of the user's inputs (mouse, keyboard, etc.) to the graphics card to the monitor. Depending on the monitor, display lag times between 10-68 ms have been measured. However, the effects of the delay on the user depend on each user's own sensitivity to it.