A Guide to Customer User Support Quiz 10 – Flashcards
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A system installation checklist is ___
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a tool for support specialists
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The footprint of a desktop computer case is___
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the width times the length of the case
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Which of these computer cases has the largest footprint?
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Desktop ATX case
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A user's forearms should extend___ to a keyboard
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down slightly
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The height of a keyboard from the floor should normally be ___
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26 to 28 inches
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The monitor connected to a computer system should be located so a user does not have to look____
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up slightly
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Designing computer systems and laying out workspaces to minimize health problems and maximize worker safely, productivity, and comfort is called____
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ergonomics
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One primary cause of eyestrain is a display screen that___
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reflects light
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The relationship between carpal tunnel syndrome and repetitive strain injuries is summarized by which of the following sentences?
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all carpal tunnel injuries are repetitive strain injuries
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A device that regulates the electrical power on a circuit into which a computer will be connected is a(n)____
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power conditioner
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The purpose of a UPS backup battery is to permit a computer system to___
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shut down normally
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An uninterruptible power supply contains a___
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battery
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A display screen should be positioned so that it____
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is at a 90 degree angle to the light source
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Which of the following is least likely to cause a fire in a computer system?
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RAM memory
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The most effective fire extinguisher for computer equipment is____
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Halon gas or a substitute
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A site management notebook is especially useful in which of these situations?
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multiple systems installed in an office or training facility
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A tool used by computer installers to remove the case from a computer is a ____
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nut driver
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A checmical used by support speicalist to clean many computer components is____
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isopropyl alcohol
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Which type of cleaner is generally not recommended for use on laptop display screens?
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isopropyl alcohol
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Before a support specialist installs an application software package, he or she should ___
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close all open programs
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Which of these is not a common physical access control used in computer facilities?
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Internet firewall
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A disaster management tool that can provide an organization with additional financial resources at the time an unforeseen event occurs is ___
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business interruption insurance
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Recommended preventive maintenance for a computer printer often includes___
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vacuuming printer dust inside the case
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Dirt on computer keyboards can be cleaned with____
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isopropyl alcohol
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Smudges on a laptop display screen can be cleaned periodically with ___
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eyeglass cleaner, isopropyl alcohol
