Computer Hardware Questions

• What device protects against line deficiencies?
• _____ is the term used to refer to the process of two modems establishing communications with each other.
• Capacitance is measured in units of:
• A capacitor is measured in which of the following units?
• What expansion types do most pll/plll motherboards support?
• You are testing the resistance in Ohms of a fuse on a 15K amp system. If the fuse is good, the meter should read?
• After installing a sound card, the system locks up when a parallel port tape backup unit is also used. What is most likely the problem?
• Modems use transmission.
• A 25-pin female connector on the back of your computer will typically be:
• When installing an internal modem, all of the following IRQ's can be used except?
• A hard disk is divided into tracks which are further subdivided into:
• The DC voltage on most circuit boards is:
• What would you ask to determine if the display is working?
• 14.4 modem should transmit _____ bits per second
• Which step should you perform first before discharging a CRT?
• The floppy drive uses which DMA (direct memory access) channel?
• When not in use, it is very important to keep 5 1/4 diskettes in _____.
• What can you use to ensure power is not interrupted, resulting in corrupted data?
• A customer attached an external drive to his notebook computer but the computer is not recognizing it. What should be considered?
• In the Binary numbering system, a (1) represents a jumper being shorted and a (0) represents a jumper being open. On a three-bit jumper block on a SCSI drive, how would an ID of logical 3 be set?