48051. Which of the following items would require you t.o comply with EPA disposal guidelines?
48052. What should you replace if the brightness or contrast adjustments were malfunctioning on a laptop?
48053. On a leased line installation a known good external modem shows no carrier detect light. Where is the problem most likely to be?
48054. What IRQ is used for COM 2?
48055. What is the size of the reserved memory area?
48056. Which would you have to upgrade to install an EIDE drive?
48057. Dust in a computer actually increases the size of the magnetic fields inside it. This is not good, so you must occasionaiy dust, I trust. What's the best way to do this?
48058. A parity error usually indicates a problem with:
48059. What is the i/o address for com1?
48060. The monitor power LED is 'on' but the monitor screen is completely dark. The least likely cause of the problem is:
48061. You are about to install a second IDE hard drive in a PC that has only one IDE adapter. Your first hard drive will still be the boot drive. How should the second drive be configured?
48062. What is your first action when windows reports that your hard drive is developing bad sectors?
48063. How many IRQs does a chain of USB devices require?
48064. Resistance is measured in units of:
48065. Which provides the fastest data access time?
48066. How is ink transferred to paper in common ink jet printers?
48067. Which controller would support an external CD-ROM drive?
48068. In inkjet printers, what is the most common problem with the paper tray?
48069. A customer calls and says her computer won't boot, she can hear noises and can see lights on the box, but nothing comes up on the screen, what should you take to the site to fix the problem?
48070. On a dot-matrix printer, regular lube maintenance should be followed, but this component should never be lubed:
48071. The buffers statement is found in what file?
48072. What configuration should a Volt-Ohm meter he set to when testing a fuse?
48073. What voltage does a 586 system use?
48074. What action will correct patchy, faint, uneven or intermittent print on a dot matrix printer?
48075. If the voltage on pin 1 of the power supply is not in the range of _____ volts, the PC will not boot.
48076. What are the most likely conditions for ESD?
48077. What is the i/o address for com3?
48078. The following process determines the amount of memory present, the date/ time, and which communications ports and display adapters are installed in a microcomputer?
48079. In the DOS memory model, the HIGH Memory Area (HMA). is the _____ memory.
48080. In addition to I/O port addresses, SCSI adapters also use a range of ROM addresses for their onboard BIOS.
48081. A PC with a 486DX2 processor runs internally at 50Mhz. What speed would its external logic be running?
48082. Which REQUIRES an anti-static bag for transport?
48083. Static electricity thrives is which type of environment?
48084. With a dot matrix printer, light then dark print is most commonly caused by:
48085. How many DMA channels are there in an AT class PC?
48086. Wet sieve analysis of fine particles is done if nearly all soil particles pass through square sieve openings of:
48087. Every video card must have?
48088. What is the jumper setting on a SCSI device to configure it to use the fourth SCSI id? Remember, SCSI ids start with zero.
48089. The plasticity index is equal to:
48090. Which best describes a fragmented hard drive:
48091. The soils most susceptible to liquefaction are:
48092. If a computer's BIOS allows it, you can boot from a CD-ROM.
48093. ISDN stands for:
48094. ISDN uses _____ technology.
48095. Which is LEAST likely to interfere with upgrading to a newer DOS version?
48096. A laser printer generates a totally black page, what is the cause?
48097. You must service the laser printer in your office. Which part of the printer shoud you avoid touching because it is hot?
48098. The acronym HDI stands for:
48099. You are testing the resistance in Ohms of a fuse on a 5 amp system. If the fuse is good, the meter should read?
48100. During the normal PC boot process, which of the following is active first?
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