Computer Hardware In the DOS memory model, the HIGH Memory Area (HMA). is the _____ memory. First 64k above conventional None of these Last 64k of extended First 64k of extended Last 64k of conventional First 64k above conventional None of these Last 64k of extended First 64k of extended Last 64k of conventional ANSWER DOWNLOAD EXAMIANS APP
Computer Hardware A PC with a 486DX2 processor runs internally at 50Mhz. What speed would its external logic be running? None of these 50Mhz 25Mhz l0Mhz 100 Mhz None of these 50Mhz 25Mhz l0Mhz 100 Mhz ANSWER DOWNLOAD EXAMIANS APP
Computer Hardware The floppy drive uses which DMA (direct memory access) channel? 5 7 3 2 5 7 3 2 ANSWER DOWNLOAD EXAMIANS APP
Computer Hardware A keyboard locks up intermittently even when replaced with a new keyboard. What is the LEAST likely cause of the problem? A second bad keyboard The keyboard controller chip The keyboard connector The motherboard None of these A second bad keyboard The keyboard controller chip The keyboard connector The motherboard None of these ANSWER DOWNLOAD EXAMIANS APP
Computer Hardware A hard disk is divided into tracks which are further subdivided into clusters vectors heads sectors clusters vectors heads sectors ANSWER DOWNLOAD EXAMIANS APP
Computer Hardware What command is used to hand up a MODEM when using the "AT Answer Command set"? ATH ATZ ATD None of these ATR ATH ATZ ATD None of these ATR ANSWER DOWNLOAD EXAMIANS APP
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