Computer Hardware Questions

• You get a CMOS checksum error during bootup. What is most likely the cause?
• During boot-up, the memory test:
• What's the best way to protect your hard drive data?
• A modem could be attached to which port?
• To test for AC ripple on a PC power supply, you would set the volt/ohm meter for:
• On the 16-bit ISA bus, IRQ2 is elevated to which higher level interrupt?
• What's the best way to prevent damaging your PC with static electricity?
• Which component must be vacuumed or replaced during preventative maintenance on a laser printer?
• When connecting two internal SCSI hard disks to a computer, where do you connect the second hard drive?
• Match the device driver HIMEM.SYS to its operation.
• How many devices can be used on a single SCSI bus? Keep in mind that the SCSI host adapter counts as a device.
• Which of the following would be a logical first step in troubleshooting a PC?
• On a dot matrix printer, you should never lubricate which part?
• The digital multimeter is set for DC, Ohm and 20k. You will read _____ while measuring a good 2 amp fuse.
• To install a second IDE drive into a computer, you must:
• Which of the following FRUs would be considered both an input/output device?
• What is the most significant difference between the USB and IEEE1394 standards?
• Which should you use for cleaning Mylar-protected LCD screens?
• When is the risk for electrostatic discharge the greatest?
• You have a PC with no video* Which of the following is LEAST likely to be causing the problem?