WorksheetsUnit 3 - Advanced Computer Hardware Review
Total questions: 18
Worksheet time: 10mins
A network administrator is setting up a web server for a small advertising office and is concerned with data availability. The administrator wishes to implement disk fault tolerance using the minimum number of disks required. Which RAID level should the administrator choose?
RAID 0
RAID 1
RAID 5
RAID 6
What is a characteristic of thin clients?
They require large amounts of fast RAM.
They require a network connection to access storage and processor resources.
They perform all processing tasks internally.
They are able to run multiple operating systems simultaneously.
What unit is used to measure the amount of resistance to the flow of current in a circuit?
ohms
volts
watts
amps
Which specialized computer component would be most important for a workstation built for audio and video editing?
a liquid CPU cooling system
a high speed wireless adapter
a specialized video card
a TV tuner card
Which definition describes the term "overclocking"?
increasing the speed of the CPU beyond the recommendations of the manufacturer
modifying the motherboard clocking crystal to increase the timing signals
replacing slower SDRAM with faster memory
changing the bus speed of the motherboard to increase the speed of attached adaptors
What indicates that the charge on the CMOS battery could be getting low?
A beep error code occurs during POST.
The computer fails to boot.
The computer time and date are incorrect.
Performance while accessing files on the hard drive is slow.
Which hardware upgrade would allow the processor in a gaming PC to provide the optimal gaming performance?
large amounts of fast RAM
a high capacity external hard drive
a fast EIDE drive
liquid cooling
Which term refers to the technique of increasing the speed of a processor from the specified value of its manufacturer?
overclocking
hyperthreading
throttling
multitasking
What are two settings that can be modified in the BIOS setup program. (Choose two.)
drive partition size
enabling and disabling devices
device drivers
swap file size
boot order
A technician accidentally spills a cleaning solution on the floor of the workshop. Where would the technician find instructions on how to properly clean up and dispose of the product?
the safety data sheet
the insurance policy of the company
the local hazardous materials team
the regulations provided by the local occupational health and safety administration
Which device can protect computer equipment from brownouts by providing a consistent quality of electrical power?
SPS
UPS
surge suppressor
AC adapter
Which website should a technician consult to find instructions for updating the BIOS on a computer?
CPU manufacturer
operating system developer
case manufacturer
motherboard manufacturer
Where is the saved BIOS configuration data stored?
CMOS
hard drive
cache
RAM
Which provides fault tolerance for up to two failed drives?
double parity
mirroring
striping
parity
Which provides basic error checking and fault tolerance by storing checksums separately from data>
double parity
mirroring
striping
parity
Which two considerations would be of the greatest importance when building a workstation that will run multiple virtual machines? (Choose two.)
amount of RAM
number of CPU cores
water cooling
powerful video card
high-end sound card
What makes CRT monitor disposal dangerous for a technician who is handling the disposal?
potential breathing hazards
potential explosive materials
potential residual high voltage
potential health-damaging chemicals
What is the primary advantage of using a RAID system?
To increase the cost of storage
To decrease the data storage capacity
To avoid data loss and improve system performance
To simplify data management
