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2. Keyboard matrix circuit - Wikipedia

   en.wikipedia.org/wiki/Keyboard_matrix_circuit

   A keyboard matrix circuit is a design used in most electronic musical keyboards and computer keyboards in which the key switches are connected by a grid of wires, similar to a diode matrix. For example, 16 wires arranged in 8 rows and 8 columns can connect 64 keys—sufficient for a full five octaves of range (61 notes).

3. Keystroke logging - Wikipedia

   en.wikipedia.org/wiki/Keystroke_logging

   Keystroke logging, often referred to as keylogging or keyboard capturing, is the action of recording (logging) the keys struck on a keyboard, [1] [2] typically covertly, so that a person using the keyboard is unaware that their actions are being monitored. Data can then be retrieved by the person operating the logging program.

4. Keypad polling - Wikipedia

   en.wikipedia.org/wiki/Keypad_Polling

   Keypad Polling is a wireless polling technology. It can be used to enable community participation in events and to bring a focus to discussion and decision making. [1]One example of this technology comprises a number of hand held keypads (similar to TV remote controls) which communicate using radio frequencies with a base station.

5. Pointing stick - Wikipedia

   en.wikipedia.org/wiki/Pointing_stick

   In addition to appearing between the G, H and B keys on a QWERTY keyboard, these devices or similar can also appear on gaming devices as an alternative to a D-pad or analog stick. On certain Toshiba Libretto mini laptops, the pointing stick was located next to the display.

6. Key rollover - Wikipedia

   en.wikipedia.org/wiki/Key_rollover

   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 ...

7. Play hard in 2022: The best gaming chairs on sale at Walmart ...

   www.aol.com/lifestyle/feel-great-while-game...

   Whether you command a PC battle station or have a comfy console nook, Walmart has the right gaming chair for you — save up to $100. Play hard in 2022: The best gaming chairs on sale at Walmart ...

8. Justice Department to monitor polling sites in 27 states on ...

   www.aol.com/justice-department-monitor-polling...

   The feds will dispatch monitors to polling sites in 27 states on Election Day, the US Department of Justice announced.. Nearly a third of the 86 jurisdictions where the department will keep tabs ...

9. Polling (computer science) - Wikipedia

   en.wikipedia.org/wiki/Polling_(computer_science)

   A poll message is a control-acknowledgment message.. In a multidrop line arrangement (a central computer and different terminals in which the terminals share a single communication line to and from the computer), the system uses a master/slave polling arrangement whereby the central computer sends message (called polling message) to a specific terminal on the outgoing line.