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Watchdog timers are also used to monitor and limit software execution time on a normally functioning computer. For example, a watchdog timer may be used when running untrusted code in a sandbox , to limit the CPU time available to the code and thus prevent some types of denial-of-service attacks . [ 2 ]
Back of a CGA Video Adapter board, with the RCA composite output connector visible on the right. The Color Graphics Adapter uses a standard RCA connector for connection to an NTSC-compatible television or composite video monitor. [3] The connector on the card is female and the one on the monitor cable is male.
The video output is 5 V TTL, as with the MDA card. [ 6 ] [ 7 ] [ 8 ] Nominally, the Hercules card provides a horizontal scanning frequency of 18.425 ± 0.500 kHz and 50 Hz vertical. [ 9 ] It runs at two slightly different sets of frequencies depending on whether in text or graphics mode, providing a different vertical refresh rate and a ...
A flat-panel display (FPD) computer monitor A cathode-ray tube (CRT) computer monitor. A computer monitor is an output device that displays information in pictorial or textual form. A discrete monitor comprises a visual display, support electronics, power supply, housing, electrical connectors, and external user controls.
VGA section on the motherboard in IBM PS/55. The color palette random access memory (RAM) and its corresponding digital-to-analog converter (DAC) were integrated into one chip (the RAMDAC) and the cathode-ray tube controller was integrated into a main VGA chip, which eliminated several other chips in previous graphics adapters, so VGA only additionally required external video RAM and timing ...
A classic motherboard with on-board integrated graphics processors, a discrete graphics card can be installed at a PCI slot. GPU switching is a mechanism used on computers with multiple graphic controllers. This mechanism allows the user to either maximize the graphic performance or prolong battery life by switching between the graphic cards.
A yellow card being given in a game of handball. Unsportsmanlike conduct (also called untrustworthy behaviour or ungentlemanly fraudulent or bad sportsmanship or poor sportsmanship or anti fair-play) is a foul or offense in many sports that violates the sport's generally accepted rules of sportsmanship and participant conduct.
Circuit of a Brokaw bandgap reference Characteristic and balance point of T1 and T2. The voltage difference between two p–n junctions (e.g. diodes), operated at different current densities, is used to generate a current that is proportional to absolute temperature (PTAT) in a resistor.