81. What action will correct patchy, faint, uneven or intermittent print on a dot matrix printer?
82. If the voltage on pin 1 of the power supply is not in the range of _____ volts, the PC will not boot.
83. What are the most likely conditions for ESD?
84. What is the i/o address for com3?
85. The following process determines the amount of memory present, the date/ time, and which communications ports and display adapters are installed in a microcomputer?
86. In the DOS memory model, the HIGH Memory Area (HMA). is the _____ memory.
87. In addition to I/O port addresses, SCSI adapters also use a range of ROM addresses for their onboard BIOS.
88. COM1 is typically represented by which of the following?
89. A PC with a 486DX2 processor runs internally at 50Mhz. What speed would its external logic be running?
90. A capacitor is measured in which of the following units?
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